Each value of n represents the number of sides of a regular polygon. Determine whether the given angle measure is the correct sum of the interior angles of the polygon

Each Value Of N Represents The Number Of Sides Of A Regular Polygon. Determine Whether The Given Angle

Answers

Answer 1

Answer:

No: n=3; 90

No: n=4; 480

Yes: n=5; 540

Yes: n=6; 720

Step-by-step explanation:

(n-2)180

if the sum of the interior angles is not equal to the above equation when substituting the variable for however many sides there are in the polygon, then it is not the correct sum


Related Questions

A company uses a machine to fill plastic bottles with cola. The volume in a bottle follows an approximately normal distribution with mean μ = 298 milliliters and standard deviation σ = 3 milliliters. Let x-bar be the sample mean volume in an SRS of 16 bottles. The probability that x-bar estimates μ to within ±1 milliliter is 0.8176.

(a) If you randomly selected one bottle instead of 16, would it be more likely, less likely, or equally likely to contain a volume of cola within ±1 milliliter of μ ? Explain your reasoning without doing any calculations.

(b) Calculate the probability of the event described in part (a) to confirm your answer.

Round your answer to 4 decimal places.

Leave your answer in decimal form.

Answers

Answer: (a) If you randomly selected one bottle instead of 16, it would be LESS likely to contain a volume of cola within ±1 milliliter of μ.

The reason is that as the sample size increases, the sample mean (x-bar) tends to be a more accurate estimator of the population mean (μ) due to the central limit theorem. With a larger sample size, the sample mean is less likely to deviate significantly from the population mean. In this case, with a sample size of 16 bottles, the probability that x-bar estimates μ to within ±1 milliliter is 0.8176, which means that the sample mean is likely to be within ±1 milliliter of the population mean in about 81.76% of the cases.

On the other hand, if you randomly selected just one bottle instead of 16, the variability of the individual bottle's volume would have a larger impact on the estimate of the population mean. Therefore, it would be less likely for the volume of one individual bottle to fall within ±1 milliliter of μ compared to the sample mean of 16 bottles.

(b) To calculate the probability of the event described in part (a), we can use the z-score formula and the standard normal distribution table.

The given probability that x-bar estimates μ to within ±1 milliliter is 0.8176, which corresponds to a z-score of approximately 0.89 (based on the standard normal distribution table). Since we want to find the probability of the sample mean falling within ±1 milliliter of μ, we need to find the probability of the z-score being between -0.89 and 0.89 (i.e., within ±1 standard deviation from the mean).

Using the z-score formula: z = (x-bar - μ) / (σ / sqrt(n))

where μ = 298, σ = 3, n = 16 (sample size), and z = 0.89 (from the standard normal distribution table),

We can rearrange the formula to solve for x-bar:

0.89 = (x-bar - 298) / (3 / sqrt(16))

Simplifying:

0.89 = (x-bar - 298) / 0.75

Cross-multiplying:

x-bar - 298 = 0.89 * 0.75

x-bar - 298 = 0.6675

Adding 298 to both sides:

x-bar = 298 + 0.6675

x-bar ≈ 298.67

So, the probability of x-bar estimating μ to within ±1 milliliter is approximately 0.8176, which confirms our answer in part (a).

I hope it helped!

Step-by-step explanation:

Help me I don’t understand

Answers

Answer: C, 125

Step-by-step explanation: That is the slope of the line, which remains constant. The slope represents the distance over the time, and distance divided by time equals the speed. This means that the speed remains constant throughout.

The first four terms of a sequence are given.
7, 11, 15, 19, ...
What is the 40th term of the sequence?

Answers

Answer:

To find the 40th term of the sequence, we first need to identify the pattern that generates the terms. We can see that each term is obtained by adding 4 to the previous term. So the sequence is an arithmetic sequence with a common difference of 4.

Using this information, we can find the formula for the nth term of the sequence using the formula for the nth term of an arithmetic sequence:

an = a1 + (n - 1)d

Where an is the nth term of the sequence, a1 is the first term, n is the term number, and d is a common difference.

In this case, we have a1 = 7 and d = 4. Substituting these values into the formula, we get:

an = 7 + (n - 1)4

Simplifying this expression, we get:

an = 4n + 3

Now we can use this formula to find the 40th term of the sequence:

a40 = 4(40) + 3

a40 = 160 + 3

a40 = 163

Therefore, the 40th term of the sequence is 163.

an=4n+3
4*40+3=163
Each sentence has 4 different values, so we write 4n and try to make the first sentence with numbers, so we add 3

solve the equation
a) y''-2y'-3y= e^4x
b) y''+y'-2y=3x*e^x
c) y"-9y'+20y=(x^2)*(e^4x)

Answers

Answer:

a) To solve the differential equation y''-2y'-3y= e^4x, we first find the characteristic equation:

r^2 - 2r - 3 = 0

Factoring, we get:

(r - 3)(r + 1) = 0

So the roots are r = 3 and r = -1.

The general solution to the homogeneous equation y'' - 2y' - 3y = 0 is:

y_h = c1e^3x + c2e^(-x)

To find the particular solution, we use the method of undetermined coefficients. Since e^4x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = Ae^4x

Taking the first and second derivatives of y_p, we get:

y_p' = 4Ae^4x

y_p'' = 16Ae^4x

Substituting these into the original differential equation, we get:

16Ae^4x - 8Ae^4x - 3Ae^4x = e^4x

Simplifying, we get:

5Ae^4x = e^4x

So:

A = 1/5

Therefore, the particular solution is:

y_p = (1/5)*e^4x

The general solution to the non-homogeneous equation is:

y = y_h + y_p

y = c1e^3x + c2e^(-x) + (1/5)*e^4x

b) To solve the differential equation y'' + y' - 2y = 3xe^x, we first find the characteristic equation:

r^2 + r - 2 = 0

Factoring, we get:

(r + 2)(r - 1) = 0

So the roots are r = -2 and r = 1.

The general solution to the homogeneous equation y'' + y' - 2y = 0 is:

y_h = c1e^(-2x) + c2e^x

To find the particular solution, we use the method of undetermined coefficients. Since 3xe^x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = (Ax + B)e^x

Taking the first and second derivatives of y_p, we get:

y_p' = Ae^x + (Ax + B)e^x

y_p'' = 2Ae^x + (Ax + B)e^x

Substituting these into the original differential equation, we get:

2Ae^x + (Ax + B)e^x + Ae^x + (Ax + B)e^x - 2(Ax + B)e^x = 3xe^x

Simplifying, we get:

3Ae^x = 3xe^x

So:

A = 1

Therefore, the particular solution is:

y_p = (x + B)e^x

Taking the derivative of y_p, we get:

y_p' = (x + 2 + B)e^x

Substituting back into the original differential equation, we get:

(x + 2 + B)e^x + (x + B)e^x - 2(x + B)e^x = 3xe^x

Simplifying, we get:

-xe^x - Be^x = 0

So:

B = -x

Therefore, the particular solution is:

y_p = xe^x

The general solution to the non-homogeneous equation is:

y = y_h + y_p

y = c1e^(-2x) + c2e^x + xe^x

c) To solve the differential equation y" - 9y' + 20y = x^2*e^4x, we first find the characteristic equation:

r^2 - 9r + 20 = 0

Factoring, we get:

(r - 5)(r - 4) = 0

So the roots are r = 5 and r = 4.

The general solution to the homogeneous equation y" - 9y' + 20y = 0 is:

y_h = c1e^4x + c2e^5x

To find the particular solution, we use the method of undetermined coefficients. Since x^2*e^4x is a solution to the homogeneous equation, we try a particular solution of the form:

y_p = (Ax^2 + Bx + C)e^4x

Taking the first and second derivatives of y_p, we get:

y_p' = (2Ax + B)e^4x + 4Axe^4x

y_p'' = 2Ae^4x +

solve the system of equations below by graphing both equations. what is the solution? y=x+5 y=-2x-1

Answers

Answer:

To solve a system of equations by graphing, you need to graph each equation on the same coordinate system and find the point where the two lines intersect. If the equations are in slope-intercept form, you can identify the slope and y-intercept and graph them. If one of the equations is in slope-intercept form, you can rewrite the other one in that form and graph them. If both equations are in other forms, you can find the x- and y-intercepts and graph them.

In this case, we have two equations:

y = x + 5

y = -2x - 1

To graph these equations, we can start by finding their intercepts:

y = x + 5

0 = x + 5

x = -5

So the intercept for y = x + 5 is (-5, 0). Similarly,

y = -2x - 1

0 = -2x - 1

x = -1/2

So the intercept for y = -2x - 1 is (-1/2, 0). Now we can plot these points on a coordinate plane and draw a line through each point. The point where these two lines intersect is our solution.

Therefore, the solution to this system of equations is (-3, 2).

Step-by-step explanation:

PLEASE HELP

Find the Area

2cm

___cm^2

Answers

Answer:

3.14 cm^2

Step-by-step explanation:

1. Find radius:

If diameter is 2, divide it by 2 to get radius = 1

2. Find formula:

A=πr^2

3. Plug in:

A = π(1)^2

4. Solve (multiply):

A = π(1)^2:

3.14159265359

Or

3.14 cm^2

Answer:

3.14 cm^2

Step-by-step explanation:

A=[tex]\pi[/tex]r^2

r=2

2/2=1

A=[tex]\pi[/tex](1)^2

=[tex]\pi[/tex]1

≈3.14x1

≈3.14cm^2

Will mark brainliest if answer is correct

Answers

The x^6y^7 term in the expansion will be 36x^2y^7.

The x^7y^2 term in the expansion will be 36x^7y^2.

How to solve

In the given problem, we have the binomial expansion of (x - y)^n, which includes the term 126x^5y^4.

We will use the binomial coefficient formula to find the coefficients of the desired terms.

The general term of the binomial expansion is given by:

T(k) = C(n, k) * x^(n-k) * y^k

where C(n, k) is the binomial coefficient and can be calculated as:

C(n, k) = n! / (k!(n-k)!)

From the given term, 126x^5y^4, we have:

126 = C(n, 4)

x^5 = x^(n-4)

y^4 = y^4

Now we can find the value of n:

126 = n! / (4!(n-4)!)

Let's solve for n:

126 * 4! = n! / (n-4)!

504 = n! / (n-4)!

Now, we will find the coefficients of the terms x^6y^7 and x^7y^2.

The x^6y^7 term in the expansion will be:

T(k) = C(n, 7) * x^(n-7) * y^7

Since x^5 = x^(n-4), we have n - 4 = 5, so n = 9.

Substituting the value of n:

T(k) = C(9, 7) * x^2 * y^7

Using the binomial coefficient formula:

C(9, 7) = 9! / (7!2!) = 36

So, the x^6y^7 term in the expansion will be 36x^2y^7.

The x^7y^2 term in the expansion will be:

T(k) = C(n, 2) * x^(n-2) * y^2

We already found that n = 9, so substituting the value of n:

T(k) = C(9, 2) * x^7 * y^2

Using the binomial coefficient formula:

C(9, 2) = 9! / (2!7!) = 36

So, the x^7y^2 term in the expansion will be 36x^7y^2.

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Given the expression 3x+2 evaluate the expression for the given values of x when x=(-2)

Answers

Answer:

...............................

Answer:

The answer is -4.

Explanation:

First, plug the value of x in.

3(-2)+2

Then, multiply 3 and -2 since they are next to each other and order of operations PEMDAS tells you to multiply first.

-6+2

Lastly, add -6 and 2 to get -4.

What is the mean of the values in the stem-and-leaf plot?



Enter your answer in the box.

Answers

Answer:

mean = 24

Step-by-step explanation:

the mean is calculated as

mean = [tex]\frac{sum}{count}[/tex]

the sum of the data set is

sum = 12 + 13 + 15 + 28 + 28 + 30 + 42 = 168

there is a count of 7 in the data set , then

mean = [tex]\frac{168}{7}[/tex] = 24

Given f(x)=3x2−2 and g(x)=7−1/2x2, find the following expressions.
​(a)  (f◦g)(4)     ​(b)  (g◦f)(2)     ​(c)  (f◦f)(1)     ​(d)  (g◦g)(0)

Answers

For the given expression a)(f◦g)(4) = 1. b)(g◦f)(2) = -29. c)(f◦f)(1) = 1. d)(g◦g)(0) = -17.5.

What is an expression?

An expression refers to a combination of numbers, symbols, and/or operators that represents a mathematical value or relationship. It can be a single term, such as a number or a variable, or a combination of terms connected by operators, such as addition, subtraction, multiplication, division, exponentiation, etc.

What is function?

A function is a relation between a set of inputs (the domain) and a set of possible outputs (the codomain), such that each input is associated with exactly one output.

According to the given information:

(a) To find (f◦g)(4), we need to first substitute g(4) into f(x) in the given expression, and then evaluate f(g(4)).

Given:

f(x) = 3x² - 2

g(x) = 7 - (1/2)x²

Substituting g(4) into f(x):

g(4) = 7 - (1/2)(4²) = 7 - 8 = -1

Now, substituting -1 into f(x):

f(-1) = 3(-1)² - 2 = 3 - 2 = 1

So, (f◦g)(4) = 1.

(b) To find (g◦f)(2), we need to first substitute f(2) into g(x), and then evaluate g(f(2)).

Substituting f(2) into g(x):

f(2) = 3(2)² - 2 = 12

Now, substituting 12 into g(x):

g(12) = 7 - (1/2)(12)^2 = 7 - 36 = -29

So, (g◦f)(2) = -29.

(c) To find function (f◦f)(1), we need to first substitute f(1) into f(x), and then evaluate f(f(1)).

Substituting f(1) into f(x):

f(1) = 3(1)²- 2 = 1

Now, substituting 1 into f(x):

f(1) = 3(1)² - 2 = 1

So, (f◦f)(1) = 1.

(d) To find (g◦g)(0), we need to first substitute g(0) into g(x), and then evaluate g(g(0)).

Substituting g(0) into g(x):

g(0) = 7 - (1/2)(0)² = 7

Now, substituting 7 into g(x):

g(7) = 7 - (1/2)(7)² = 7 - 24.5 = -17.5

So, (g◦g)(0) = -17.5.

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The circle graph below shows the number of animals in Mushu's farm. Sheep Donkeys Camels Goats Cows If there were 24 goats, how many cows are there in the farm?​

Answers

By assuming that the farmer has goat and cows in the ratio 3:4, the  number of cows in the farm will be 32 cows.

If there were 24 goats, how many cows are there in the farm?​

To find out how many cows are in the farm, we need to know the total number of animals in the farm. Assuming the ratio of goats to cows is 3:4, we can write this as: [tex]3x : 4x[/tex]

Where 3x represents the number of goats, and 4x represents the number of cows. If we know that there are 24 goats, we can set up an equation to solve for x:

3x = 24

Dividing both sides by 3, we get:

x = 8

Now that we know the value of x, we can find the number of cows:

= 4x

= 4(8)

= 32

Therefore, there are 32 cows in the farm.

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Use the graph to answer the questions for the questions

Answers

The vertex is (50, 630). The vertex is the peak and correspond with the coordinates of he maximum height of the arch.

The solutions is the base of the arch and this (20, 0) and (80, 0)

vertex form, y = -0.7(x - 50)² + 630

Quadratic equation factored form, y = -0.7 (x - 80) (x - 20)

The equations are the same when plotted on a graph and examined mathematically. physically it looks different.

the domain is (-∞, ∞)

The height of the monument 15 feet from the left side is 472.5 feet

How to find the quadratic equation

since the zeroes of the quadratic equation is (20, 0) and (80, 0), hence we have that

y = a(x - 20)(x - 80) and the equation pass points (50, 630)

630 = a(50 - 20)(50 - 80)

630 = a * 30 * -30

630 = -900a

a = -0.7

Quadratic equation has a standard vertex form, y = a(x - h)² + k    

y = a(x - h)² + k

vertex (h, k) = (50, 630) and a = -0.7

plugging the values

y = -0.7(x - 50)² + 630

Quadratic equation has a standard factored form, y = a(x - h)² + k    

y = a(x - r2)(x - r1)

where r2 and r1 are the roots r1 = 20 r2 = 80 an a = -0.7

plugging the values

y = -0.7 (x - 80)(x - 20)

The height of the monument 15 feet from the left side is gotten from the graph

this is 15 feet from 20 hence x = 35 feet

from the graph it can traced to be 472.5 feet

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[tex](a\sqrt{b} + c\sqrt{d}) - b\sqrt{a} ) .(d\sqrt{c} - \sqrt{ab} +abc)[/tex]

PLEASE STEP BY STEP EXPLANATION, I PREFER PHOTOS

Answers

The simplified expression is adbc - bc - abd√c - b√ad√c + acd√b + cd√ab.

Define distributive property

In mathematics, the distributive property is a property of operations that involves multiplying a factor by a sum or difference of terms. The distributive property states that the product of a factor and a sum or difference of terms is equal to the sum or difference of the products of the factor with each term individually. In other words, for any numbers a, b, and c, the distributive property can be expressed as:

a(b + c) = ab + ac

Given expression

(a√b+c√d)-b√a)×(d√c-√ab+abc)

Simplifying the expression

(a√b+c√d-b√a)×(d√c-√ab+abc)

by simplifying the given expression using the distributive property of multiplication:

(a√b+c√d-b√a)×(d√c-√ab+abc)

= adbc + acd√b - abd√c - b√ad√c + cd√ab - bc

= adbc - bc - abd√c - b√ad√c + acd√b + cd√ab

Therefore, the simplified expression is adbc - bc - abd√c - b√ad√c + acd√b + cd√ab.

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… Approximate the area of the shaded region.

Answers

The approximated area of the shaded region is 92.54 square units

Approximating the area of the shaded region.

From the question, we have the following parameters that can be used in our computation:

Two isosceles right trianglesCircle

The area of the shaded region in the figure is calculated as

Shaded region = Circle - Isosceles right triangle 1 - Isosceles right triangles 2

Using the given dimensions, we have

Shaded region = 3.14 * 6^2 - 1/2 * 5^2 - 1/2 * 4^2

Evaluate

Shaded region = 92.54

Hence, the shaded region is 92.54 square units

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8. The population P (t) of a bacteria culture is given by P (t) = -1500t² + 60,000t + 10,000, where is the time in hours after the culture is started. Determine the time(s) at which the population will be greater than 460,000 organisms.​

Answers

The time(s) at which the population will be greater than 460,000 organisms is between 10 and 30 hours after the culture is started.

What is inequality?

An inequality is a comparison between two numbers or expressions that are not equal to one another. Symbols like, >,,, or are used to denote it, indicating which value is more or smaller than the other or just different.

To find the time(s) at which the population will be greater than 460,000 organisms, we need to solve the inequality:

P(t) > 460,000

Substituting the given equation for P(t), we get:

-1500t² + 60,000t + 10,000 > 460,000

Simplifying this inequality, we get:

-1500t² + 60,000t - 450,000 > 0

Dividing both sides by -1500 and flipping the inequality sign, we get:

t² - 40t + 300 < 0

We can solve this inequality by factoring the quadratic equation:

(t - 10)(t - 30) < 0

The roots of this equation are t = 10 and t = 30. Plotting these values on a number line, we can see that the solution to the inequality is:

10 < t < 30

Therefore, the time(s) at which the population will be greater than 460,000 organisms is between 10 and 30 hours after the culture is started.

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See the photo below

Answers

This problem involves integration and algebraic manipulation, and belongs to the subject of calculus. The solutions are:

[tex]A) $\int_{0}^{2} (f(x) + g(x)) dx = -3$[/tex]
[tex]B) $\int_{0}^{3} (f(x) - g(x)) dx = -4$[/tex]
[tex]C) $\int_{2}^{3} (3f(x) + g(x)) dx = -32$[/tex]


What is the explanation for the above response?

This is a problem that asks us to find the values of some definite integrals using given values of other definite integrals. We are given three definite integrals, and we are asked to compute three other integrals involving the same functions, using the given values.

The problem involves some algebraic manipulation and the use of the linearity of the integral.

It also involves finding the constant "a" that makes a definite integral equal to zero. The integral involves two functions, "f(x)" and "g(x)," whose definite integrals over certain intervals are also given.

See the attached for the full solution.

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Write an equation in point-slope form. Part I: Create an equation of a line in point-slope form. Be sure to identify all parts of the equation before writing the equation. (3 points) Part II: Using the equation of the line you wrote in Part I, write an equation of a line that is perpendicular to this line. Show your work. (3 points)

Answers

The line's equation in point-slope form is shown here. Point (2, 5) is the given point on the line, and slope 2 is the given slope of the line. The slope of this line is -1/2, which is the negative reciprocal of the slope.

How do you formulate an equation in point-slope form?

A line's point slope form equation is [tex]y - y_1 = m(x - x_1)[/tex]. Consequently, y - 0 = m(x = 0), or y = mx, is the equation of a line passing through the origin with a slope of m.

We require a point on the line and the slope of the line in order to create a line equation in point-slope form. In point-slope form,

[tex]y - y1 = m(x - x1)[/tex]

As an illustration, suppose we want to formulate the equation of the line passing through the coordinates (2, 5) and having a slope of 2. The values can be entered into the point-slope form as follows:

y - 5 = 2(x - 2)Let's say the given line has the equation [tex]y - y1 = m(x - x1)[/tex], where (x1, y1) is a point on the line and m is the slope of the line.

we can use the given point (2, 5). Then we can plug in the values into the point-slope form:

[tex]y - 5 = (-1/2)(x - 2).[/tex]

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solve for the unknown to find the unit rate

1/5 ?
----- = -----
1/20 1

Answers

Answer: 4

Step-by-step explanation:

To find the unit rate, we can cross-multiply the fractions.

Multiplying the numerator of the first fraction by the denominator of the second fraction, we get 1/5.

Multiplying the numerator of the second fraction by the denominator of the first fraction, we get 1/20.

Now we have the equation 1/5 = 1/20.

To solve for the unknown, we can cross-multiply again, which gives us 20 * 1/5 = 4.

Therefore, the unit rate is 4.

What is the equivalent to this

Answers

None of the given options A, B, C, or D is correct as they all provide different answers.

what is algebra?

Algebra is a branch of mathematics that deals with mathematical operations and symbols used to represent numbers and quantities in equations and formulas.

The question asks for the equivalent of 6 × 2. This means that we need to find a number that is equal to the result of multiplying 6 and 2 together.

When we multiply 6 and 2, we get:

6 × 2 = 12

So, the equivalent of 6 × 2 is 12.

However, none of the answer options provided matches this answer.

Option A suggests that the equivalent of 6 × 2 is 2 × 1, which is equal to 2, not 12.

Option B suggests that the equivalent of 6 × 2 is 3 × 2, which is equal to 6, not 12.

Option C suggests that the equivalent of 6 × 2 is 9 × 3, which is equal to 27, not 12.

Option D suggests that the equivalent of 6 × 2 is 18 × 1/2, which is equal to 9, not 12.

Therefore, none of the options provided is correct.

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Which geometric term describes ∠ T A G ?

Answers

Answer:

angle

Step-by-step explanation:

since there is a < sign, that makes it an angle. I'm not sure if that is the whole problem, or if It is missing a picture. Hope this helps!

Answer: i know it is acute

A​ stainless-steel patio heater is shaped like a square pyramid. The length of one side of the base is 10 feet. The slant height is 12 feet. What is the height of the​ heater? Round to the nearest tenth of a foot.

Answers

The height of the heater is approximately 6.6 feet.

What is Pythagoras theorem?

According to Pythagoras's Theorem, the square of the hypotenuse side in a right-angled triangle is equal to the sum of the squares of the other two sides. Perpendicular, Base, and Hypotenuse are the names of this triangle's three sides.

We can use the Pythagorean theorem to find the height of the pyramid. Let's call the height "h". Then, the slant height is the hypotenuse of a right triangle with base and height both equal to 10 feet, so we have:

h² + 10² = 12²

Simplifying and solving for h, we get:

h² + 100 = 144

h² = 44

h ≈ 6.6 feet

Therefore, the height of the heater is approximately 6.6 feet.

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Use the graph to answer the question.

graph of polygon ABCD with vertices at 1 comma 5, 3 comma 1, 7 comma 1, 5 comma 5 and a second polygon A prime B prime C prime D prime with vertices at 8 comma 5, 10 comma 1, 14 comma 1, 12 comma 5

Determine the translation used to create the image.

7 units to the right
7 units to the left
3 units to the right
3 units to the left

Answers

The translation used to create the image A'B'C'D', from the pre-image, ABCD is; 7 units to the right

What is a translation transformation?

A translation transformation is one in which the location of the points on the pre-image is changes but the size, and orientation of the pre-image is preserved.

The coordinates of the vertices of the polygon ABCD are; (1, 5), (3, 1), (7, 1), (5, 5)

The coordinates of the vertices of the polygon A'B'C'D' are; (8, 5), (10, 1), (14, 1), (12, 5)

Whereby the vertices of the image and the preimage are;

A(1, 5), B(3, 1), C(7, 1), D(5, 5), and A'(8, 5), B'(10, 1), C'(14, 1), D'(12, 5), the difference in the x and y-values indicates;

A' - A = (8 - 1, 5 - 5) = (7, 0)

B' - B = (10 - 3, 1 - 1) = (7, 0)

C' - C = (14 - 7, 1 - 1) = (7, 0)

D' - D = (12 - 5, 5 - 5) = (7, 0)

Therefore, the transformation used to create the image A'B'C'D' from the pre-image, ABCD is a translation; 7 units to the right

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Complete the truth table for (A ⋁ B) ⋀ ~(A ⋀ B).

Answers

The truth table for (A ⋁ B) ⋀ ~(A ⋀ B) is:

A   B   (A ⋁ B) ⋀ ~(A ⋀ B)

0   0                0

0    1                0

1     0               0

1     1                0

The truth table is what?

A truth table is a table that displays all possible combinations of truth values (true or false) for one or more propositions or logical expressions, as well as the truth value of the resulting compound proposition or expression that is created by combining them using logical operators like AND, OR, NOT, IMPLIES, etc.

The columns of a truth table reflect the propositions or expressions themselves as well as the compound expressions created by applying logical operators to them. The rows of a truth table correspond to the various possible combinations of truth values for the propositions or expressions.

To complete the truth table for (A ⋁ B) ⋀ ~(A ⋀ B), we need to consider all possible combinations of truth values for A and B.

A   B   A ⋁ B   A ⋀ B   ~(A ⋀ B)   (A ⋁ B) ⋀ ~(A ⋀ B)

0   0      0            0             1                      0

0    1       1            0             1                      0

1    0       1            0             1                      0

1    1        1             1             0                     0

So, the only case where the expression is true is when both A and B are true, and for all other cases it is false.

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In a country club of 141 people, 61 play football, 65 play base ball and 72 play hockey hockey.
22. play all the games while 11 play none of the games. An equal number play only two games (How many play only two games (i) How many play only football?

Answers

The number of people who play only football is |A' ∩ B' ∩ C'| = 25. So, 25 people play only football.

Describe Statistics?

Statistics is a branch of mathematics that deals with the collection, analysis, interpretation, presentation, and organization of data. It involves the use of various methods and techniques to draw conclusions from data and make informed decisions.

The main goal of statistics is to provide a systematic approach to understanding and interpreting data, which can be used in a wide variety of fields, including business, social sciences, engineering, medicine, and many others. Statistics is used to study and analyze various types of data, including numerical, categorical, and ordinal data, as well as time series and spatial data.

Let A, B, and C be the sets of people who play football, baseball, and hockey, respectively. We know that:

|A| = 61, |B| = 65, |C| = 72

We also know that:

|A ∩ B ∩ C| = 22, |A ∪ B ∪ C| = 141, |A' ∩ B' ∩ C'| = 11

where A', B', and C' denote the complements of A, B, and C, respectively.

We can use the principle of inclusion-exclusion to find the number of people who play only two games. This principle states that:

|A ∪ B ∪ C| = |A| + |B| + |C| - |A ∩ B| - |A ∩ C| - |B ∩ C| + |A ∩ B ∩ C|

Using the given values, we can substitute and simplify to get:

141 = 61 + 65 + 72 - |A ∩ B| - |A ∩ C| - |B ∩ C| + 22

|A ∩ B| + |A ∩ C| + |B ∩ C| = 75

We also know that an equal number of people play only two games, so let x be that number. Then:

|A ∩ B| = |A ∩ C| = |B ∩ C| = x

Substituting into the previous equation, we get:

3x = 75

x = 25

Therefore, 25 people play only two games. To find the number of people who play only football, we need to subtract the number of people who play baseball and hockey from the number of people who play only two games:

|A' ∩ B ∩ C| = x = 25

|A' ∩ B ∩ C'| = 11

|A' ∩ C ∩ B'| = x = 25

|A ∩ B' ∩ C'| = x = 25

|A' ∩ B| = 65 - (25 + 11) = 29

|A' ∩ C| = 72 - (25 + 11) = 36

|A' ∩ B' ∩ C| = 61 - (25 + 11) = 25

|A ∩ B' ∩ C| = 141 - (29 + 25 + 36 + 11) = 40

Therefore, the number of people who play only football is:

|A' ∩ B' ∩ C'| = 25

So, 25 people play only football.

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Find the surface area. Round to the nearest hundredth

Answers

Answer:

122.30 cm²

Step-by-step explanation:

Divide the polyhedron into shapes:

+) 2 triangles with the same area.

The area of the triangle is
(4.3×11)÷2 = 23.65 cm².
And with two triangles of the same area we take the sum of both areas
23.65 + 23.65 = 47.3 cm²

+) 3 rectangles with different areas.

(3×6) + (3×8) + (3×11) = 75 cm²

So the surface area is the sum of areas of the triangles and rectangles

47.3 + 75 = 122.3 = 122.30 cm²

Find f(x) and g(x) so that the function can be described as
y = f(g(x)).

y = (8x + 18)^8

Answers

The value of f(x) and g(x) in the function are x⁸ and 8x + 18

What is the value of f(x) and g(x)

We can express the given function, y = (8x + 18)^8, as y = f(g(x)) by choosing g(x) = 8x + 18 and f(x) = x^8. Then we have:

g(x) = 8x + 18

f(x) = x^8

So, we can write the composite function as

f(g(x)) = f(8x + 18) = (8x + 18)^8

Therefore, the functions f(x) and g(x) that satisfy the equation y = (8x + 18)^8 as y = f(g(x)) are:

g(x) = 8x + 18

f(x) = x^8

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If you have a standard score of Z = 1, what percentage of the population has scores less than you?

Answers

Step-by-step explanation:

From a z-score table

   z-score = 1 corresponds to  .8413   or  84.13 percentile

     meaning 84 .13 % have a lesser score than you

how am i supposed to prove that theyre collinear ​

Answers

Answer:

They are collinear if they are on the same line

Lim x1 (x^2+1/x+1 +x^2+3) what is the value

Answers

The limit of the expression as x approaches 1 is 5.

Explain limit

A limit is a value that a function or sequence approaches as the input or index approaches a specific value or infinity. It is used to describe the behaviour of a function or sequence as it approaches a certain point or as the input values become infinitely large or small. The limit is an essential concept in calculus and is used to solve problems involving derivatives, integrals, and infinite series.

According to the given information

Here we  use algebraic manipulation and direct substitution to find the limit:

lim x→1 [(x² + 1)/(x + 1) + x² + 3]

= lim x→1 [(x² + 1)/(x + 1)] + lim x→1 (x² + 3) (by the limit laws of algebra)

= [(1² + 1)/(1 + 1)] + (1² + 3) (by direct substitution)

= (2/2) + 4

= 1 + 4

= 5

Therefore, the limit of the expression as x approaches 1 is 5.

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Jasmine asked her classmates to name all the types of trees they found while on a field trip at a local park.

1/7 reported finding a birch tree.
7/9 reported finding a pine tree.
1/4 reported finding a maple tree.
11/23 reported finding an oak tree.

Based on the results, which statements are true? (Pick all that apply)

A. Most students found a pine tree.
B. More students found a maple tree than a pine tree.
C. More students found a birch tree than an oak tree.
D. More students found a pine tree than a birch tree.
E. More students found a maple tree than an oak tree.

Answers

The statements that are correct concerning the outcome of events between Jasmine and her classmates include the following:

Most students found a pine tree.

More students found a pine tree than a birch tree. That is option A and D respectively.

How to calculate the number of students per tree?

The quantity of students that found birch tree = 1/7 = 0.14

The quantity of students that found pine tree = 7/9 = 0.8

The quantity of students that found maple tree = 1/4 = 0.25

The quantity of students that found oak tree = 11/23 = 0.48

Therefore, the statement that are correct about the outcome of the event between Jasmine and her classmates is as follows:

Most students found a pine tree.

More students found a pine tree than a birch tree.

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