What is the area of a circle with a diameter of 12 inches?

Answers

Answer 1

Step-by-step explanation:

[tex]radius = \frac{12}{2} \\ = 6 \\ area \: of \: circle =\pi \: {r }^{2} \\ = \pi \times {6}^{2} \\ \pi \times 36 \\ = 113.14[/tex]

anss....wer....

Answer 2

Answer:

can be solved in two ways here you go

one is by either by finding r and using the formula

Area = πr²

Or by directly using the formula

Area = 1/4 πd²

What Is The Area Of A Circle With A Diameter Of 12 Inches?
What Is The Area Of A Circle With A Diameter Of 12 Inches?

Related Questions

What is the value for m and n?

Answers

Answer:

M = 8 N = 10

Step-by-step explanation:

Multiplying exponents adds the exponent, meaning that inside of the brackets, it is a^4 * b^5. Multiply the exponents by two because you are squaring the entire equation. Therefore, m=8 and n=10

PLEASE SOLVE will give brainliest!!​

Answers

Answer:

‍♂️

Step-by-step explanation:

Sry dunno the answer

Can u just give brainliest pls?

Nathan was asked to determine the quotient of 10 and 1/7. He claims that the quotient is 70. Which expression below could Nathan simplify to explain how he know his answer is right
A) 70 +1/7
B)10 +70
C)10 x 1/7
D) 70 x 1/7

Answers

Answer:

D

Step-by-step explanation:

The quotient is the result of dividing one number by another.

[tex]\frac{10}{\frac{1}{7} } = ?[/tex]

is how you would represent the quotient of 10 and 1/7.

The opposite of division is multiplication, and those we can rearrange that and get:

[tex]? * \frac{1}{7} = 10, or, ?/7 = 10[/tex]

or in other words, "what number divided by 7 is 10"

The answer becomes clearer, 70 is that number.

D represents this idea.

What is f(4) for the function f(x) = 2x + 5?
f(4) =

Answers

Answer:

f(4) = 13

Step-by-step explanation:

f(4) = 2(4)+5
f(4) = 13

Answer:

13

Step-by-step explanation:

f ( x ) = 2x + 5

To find : f ( 4 )

f ( 4 ) = f ( x )

Here,

x = 4

So,

f ( 4 ) = 2 ( 4 ) + 5

        = 2*4 + 5

        = 8 + 5

f ( 4 ) = 13

100 BRAINLY POINTS!!!

The scatter plot below shows the association between two variables.


Which two variables are most likely to have the association displayed by the scatter plot?

A. An animal's height and the number of legs it has.

B. The day of the month on which a person was born and the person's height.

C. The number of hours a person works and the amount of tips the person earns.

D. The number of hours a person spends studying and the number of hours the person spends doing
other activities.

HURRY CUH PLS

EXPLAIN YOUR ANSWER
SHOW YOUR WORK

Answers

Answer:

C

Step-by-step explanation:

This is a very interesting question,

Let's start off by determining what kind of function this is,

by looking at the graph we can say this is an almost linear function. So the correlation between the 2 values must be that if one increases the other increases according to a certain ratio which is our slope.

We want to eliminate wrong answers.

A. Does it make sense that an animal acquires more legs the taller it is?

This doesn't make any sense so A is out.

B. This is like saying, if i'm born in august i must be a good manager. There absolutely no correlation with the month you're born in, to your height.

So B is out.

C. Thus might actually make sense, the more you work, the more tips you make.

D. So basically here i'm saying is, the more i study the more activities i can do? this would be logical if the function were to be a line with a negative slope or "a decreasing line" or a "line going down". But this is not the case.

D is out.

so C must be our answer

20x = 1029y find the value of x and y.

Answers

Answer:

find value of X and y and you can get answers

Thomas lives more than 0. 55 km and less than 0. 75 km from his school.

Thomas lives from his school?

A. 0. 06 km

B 0. 50 km

c. 0. 60 km

D. 1. 30 km

Which choice could be the distance Thomas lives from school?

Answers

Answer:

D. answer po

Step-by-step explanation:

Tama yan na D

The rectangular model is made up of squares. Each square is of equal size. What percentage of the model is shaded?​

Answers

Answer:

44.5 percent is shaded.

from whole model, 44.5% is shaded of 100%

Please Help I Don't Understand. Thank You.

Answers

Answer:

Step-by-step explanation:

A river 3 m deep and 40 km wide is flowing at the rate of 2 km/h. How much water will fell into the sea in a minute?


Please answer ​

Answers

Answer:

The answer is 4000 m³

Step-by-step explanation:

Given;Depth of river (h) = 3mWidth of river (b) = 40mRate of water flow = 2 km/hour To Find;We have to find out how much water will fall into the sea in a minute.

Now,

Rate of water flow = 2 km/hour

= 2000m/60min

= 100 m per min

Now, Volume of water flowed in 1 min,

= (100/3) × 40 × 3 = 4000m³

Thus, 4000 m³ of water will fall into the sea in a minute.

A manager drew this box-and-whisker plot to represent the ages of the company's 240 employees.

Box-and-whisker plot ranging from 34 to 58 with ticks at increments of 1. Plot defined by points at 35, 42, 49, 54, 57.

How many employees are younger than 42?

Select from the drop-down menu to correctly complete the statement.

About
Choose... 24,48,60,75
employees are younger than 42.

Answers

Answer:

its 60

Step-by-step explanation:

i took the test

Answer:

60

Step-by-step explanation:

just took the test !!! got 100%

what is pi and why do we need it

Answers

pi or 3.14 is known as the ratio between a circle’s circumference and diameter.

Answer:

Pi is used to find the area and circumference of a circle. Pi can be used to find an area by multiplying the radius of the circle squared times pi.


Step-by-step explanation:

Have a great rest of your day

#TheWizzer

The sides of an equilateral triangle are all 8 units long. What is the length of the triangle’s altitude?

Answers

Answer:

B or 4[tex]\sqrt[]{3}[/tex]

Step-by-step explanation:

I could be wrong as I'm very new to this math but I believe its 4[tex]\sqrt{3}[/tex]

Please do number 10. Thanks.

Answers

Answer:

379.94

Step-by-step explanation:

area of a circle is pi*radius squared. Radius is 11. 11*11=121. Now all you have to do is multiply 3.14*121. 3.14*121=379.94

The equation for the area of the circle ⇒ [tex]\pi r^2[/tex]

r: length of the radius --> 11cm[tex]\pi[/tex] --> 3.14

Now lets plug in all the known values in the equation:

    [tex]\pi r^2=3.14 * 11^2 = 3.14 * 121 = 379.94[/tex]

Thus it wants the answer rounded to the nearest whole number, so

   Answer: 380 square centimeters

Hope that helps!

   

Equations, graphs, Slopes and y-intercepts : application

Answers

Answer:

the answer to the graph is y=-4x-3

Answer:

y = -4x - 3

Step-by-step explanation:

The given line has :-

slope = -4y-intercept = (0, -3)

Substituting in slope-intercept form

y = mx + by = -4x - 3

Solve by substitution or elimination

Answers

Answer:

x=8, y = 0

Step-by-step explanation:

Substitution is easier for this problem.

3x + y = 24 ---> y = 24 - 3x

x^2 + y = 64

Substitute y

x^2 + 24 - 3x = 64

x^2 - 3x = 40

Factor out x

x(x-3) = 40

Pretty much you can guess and check

x = 8

If x = 8, y = 0

or

x^2 - 3x = 40

Complete the square

x^2 - 3x + 2.25 = 42.25

(x-1.5) ^2 = 42.25

Square root both sides

x - 1.5 = 6.5

x=8

x - 1.5 = -6.5

x = -5

Check

x = -5 doesn't work, so x = 8 and y = 0

What is the surface area of this rectangular pyramid?
5 m
4 m
4 m
square meters
ILL GIVE BRAINLIEST

Answers

Answer:

A=61.23

Step-by-step explanation:

if u help me and answer correctly ill give brainlest thanks

Answers

Answer:

10/4 in simplest form 5/2

Step-by-step explanation:

Since 2 goes into 10 and 5 you divide 2 by those two numbers which gives you 5/2

help! will give brandie’s t to correct answer

Answers

Answer:

0.25+0.6= 0.9166666667 or 11/12

Step-by-step explanation:

hope this helps

Not spinning a 5 and flipping tails
Btw the spinner is 1-5

Answers

Answer:

Im confused w ur question or i dont know maybe im just dum.b

Step-by-step explanation:

This may be wrong because your question is not fully explained in depth but I believe you are spinning a 1-5 spinner and a flipping a coin. This would be 4/5 for the spinner and 1/2 in the coin which multiplied eaqual 4/10, or 40%. *MAY BE WRONG*

The are 3 blue marbles, 4 red marbles and 2 yellow marbles. Find the ratio of blue marbles to red and yellow marbles.

Question 2 options:

3:2


4:3


3:4


1:2

Answers

Answer:

3;4

Step-by-step explaining

do the first to ratios the 3rd doesnt matter

The ratio of blue marbles to red AND yellow marbles would be 1:2. You need to add the red and yellow marbles together which equals 6 marbles. Now that you have 3 blue and 6 red/yellow marbles, you can simplify the 3:6 ratio down to 1:2.


:

classify these polynomials based on the degree and number terms 3x^2

Answers

Answer:

3x² is "monomial" according to the number of term(s) and "Quadratic" based on degree

Find the lateral area of a cone.

Answers

Answer: B. 1178 cm²

What we are solving for:

   The lateral area is, put simply, the surface area of the cone not including the bottom.

    The formula is:

L = πr[tex]\sqrt{h^{2} +r^{2} }[/tex]

Height of the cone:

    This calls for the height, since it is a right triangle we can use the Pythagorean theorem to solve.

a² + b² = c²

15² + b² = 25²

225 + b² = 625

b² = 400

b = [tex]\sqrt{400}[/tex]

    The height is 20 cm

Solving:

    Back to the formula,

L = πr[tex]\sqrt{h^{2} +r^{2} }[/tex]

L = π15[tex]\sqrt{(20)^{2} +(15)^{2} }[/tex]

L ≈ 1178.1 cm²

              The lateral area of the cone is B. 1,178 cm².

Could the following side lengths make a right triangle?

28, 53, 45

Answers

Answer:

no. the triangle would be acute

Step-by-step explanation:

[tex]a^2 +b^2=c^2[/tex] ← formula for right triangle

[tex]28^2+53^2=45^2[/tex]?

[tex]28^2=784\\53^2=2809\\45^2=2025[/tex]

[tex]784+2809=3,593[/tex]

[tex]3,593 > 2025\\a^2 +b^2 > c^2[/tex]

which means the triangle is acute, not right.

Hope this helps! Please let me know if you need more help, or if you think my answer is incorrect. Brainliest would be MUCH appreciated. Have a great day!

Stay Brainy!

Kallmekrish

steps for Is (–5, 5) a solution to the equation y=x?

Answers

Answer:

Step-by-step explanation:

To check , substitute x = -5 and y = 5 into the given equation:

y = x

5 = -5

which is not true so (-5, 5) is not a solution.

The perimeter of the figure is 90ft. What is the area.
Additional knowledge: figure is a semi circle, use 3.14 or 22/7 as pi to solve

Answers

Answer:

1289.8089172

Step-by-step explanation:

if you do 90 x 2 = 180 you get the circumference of what would be the complete circle, the formula for area with circumference is A = (C^2/4x3.14) so inserting 180, the answer is 2579.61783439, and half of that is a semi circle so 2579.61783439/2 = 1289.8089172

What can you discern about the nature of work on miguel street based on your close reading of the first chapter

Answers

The context clues show that the nature of work on Miguel street based on your close reading of the first chapter is carpentry.

What are context clues?

Context clues are the hints that are given in a literary work. They're important for readers to understand a story.

In this case, the context clues show that the nature of work on miguel street based on your close reading of the first chapter is carpentry. This was illustrated by Popo who was a carpenter.

Learn more about context clues on:

https://brainly.com/question/26349330

The context clues show that the nature of work on Miguel street based on your close reading of the first chapter is carpentry.

What context clues?

Context clues are the hints that are given in a literary work. They're important for readers to understand a story.

In this case, the context clues show that the nature of work on Miguel street based on your close reading of the first chapter is carpentry. This was illustrated by Popo who was a carpenter.

Learn more about context clues on:

brainly.com/question/26349330

#SPJ4

A plane takes off from an airport at an angle of 14.5°. If the plane is traveling at a velocity of 220 feet per second, how high off of the ground is the plane at 10 seconds?

Answers

The distance of the plane travelling at 220 feet per second off the ground is 151.71feet

How to calculate the maximum height of an object

Maximum height of the plane is expressed as:

[tex]M=\frac{u^2sin^2\theta}{2g}[/tex]

u  is the velocity = 220ft/s

θ is the angle of elevation = 14.5°.

g is the acceleration due to gravity

Substitute

[tex]M=\frac{u^2sin^2\theta}{2g}\\M=\frac{220^2sin^2(14.5)}{2(10)}\\M=151.71feet[/tex]

Hence the distance of the plane off the ground is 151.71feet

Learn more on maximum height here: https://brainly.com/question/12446886

Determine the point estimate of the population mean and margin of
error for the confidence interval with lower bound 19 and upper bound: 27.

Answers

Using confidence interval concepts, it is found that:

The point estimate of the population mean is of 23.The margin of error is of 4.

Given a confidence interval what are the point estimate of the population mean and the margin of error?A confidence interval has two bounds, a lower bound and an upper bound.A confidence interval is symmetric, which means that the point estimate used is the mid point between these two bounds, that is, the mean of the two bounds.The margin of error is the difference between the two bounds, divided by 2.

In this problem, the interval is (19,27), hence the point estimate is:

P = (19 + 27)/2 = 23.

The margin of error is:

M = (27 - 19)/2 = 4.

More can be learned about confidence interval concepts at https://brainly.com/question/25890103

William was offered a job that paid a salary of $39,000 in its first year. the salary
was set to increase by 2% per year every year. if william worked at the job for 25
years, what was the total amount of money earned over the 25 years, to the nearest
whole number?
i will give brainiest

Answers

Answer:

The answer is 19500

Step-by-step explanation:

2 times 25 is 50 so just multiply 39,000 by 50% and you get ur answer

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