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Answers

Answer 1

Answer: -1

Step-by-step explanation:

An easy way to figure out the slop of a linear graph is the formula:

(y1-y2)/(x1-x2)

In order to use this, find two spots on the line that run exactly through a point, in this example (0,20) and (20,0).

Plug in the xs and ys into the formula, which gets you  

(20-0) / (0-20)

When simplified, the result is -1 and that is your slope


Related Questions

20 POINTS
Given: CD is an altitude of ΔABC
Prove:

[edAsset type="image" caption="" figure="false" alt="" class="block-center img-responsive " /edAsset]In an Image of a Triangle ACB with b is the length between AC, a is the length between CB and c is the base length between AB. D is a point between AB at the Right angle forming DCB

Proof:
Statements Reasons
1. CD is an altitude of ΔABC. Given
2. ∠ADC and ∠BDC are right angles. Definition of altitude
3. ΔADC and ΔBCD are right triangles. Definition of right triangles
4.
Definition of sine
5. ? Multiplication property of equality
6. b sin(A) = a sin(b) Substitution property of equality
7.
Division property of equality

Which statement completes this proof?

A.
CD = b sin(B) and CD = a sin(A)
B.
b = CD sin(A) and a = CD sin(B)
C.
CD = b sin(A) and CD = a sin(B)
D.
b = CD sin(B) and a = CD sin(A)

Answers

In the triangle , the cοrrect οptiοn is  B) b = CD sin(A) and a = CD sin(B).

What is triangle?

A triangle is a fοrm οf pοlygοn with three sides; the intersectiοn οf the twο lοngest sides is knοwn as the triangle's vertex. There is an angle created between twο sides. One οf the crucial elements οf geοmetry is this.

Certain fundamental ideas, including the Pythagοrean theοrem and trigοnοmetry, rely οn the characteristics οf triangles. The angles and sides οf a triangle determine its kind.

Here the given triangle CD is altitude.

According to the given statement table , in 4th statement we have definition of sine , Then

=> Sin(A) = [tex]\frac{CD}{b}[/tex] and Sin(B) = [tex]\frac{CD}{a}[/tex]

Here simplifying this sine equation for a and b then,

=> b = CD sin(A) and a = CD sin(B).

Hence the correct option is B) b = CD sin(A) and a = CD sin(B).

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Manny walked around a basketball court the court is 27 m long and 17 m wide what is the perimeter A. G, O. N, S. A. Grade 4 pls help

Answers

A basketball court takes the shape of a rectangle and the perimeter of a rectangle is =88m

The area encircling a two-dimensional figure is known as its perimeter. Whether it is a triangle, square, rectangle, or circle, it specifies the length of the shape. The two primary characteristics of a 2D shape are area and perimeter.

Each form has a different perimeter depending on its measurements. The perimeter is only ever stated as the circle's diameter when referring to a circle. So we must add all of the sides of each polygon to determine its perimeter, which is the same for all polygons.

A basketball court takes the shape of a rectangle and the perimeter of a rectangle is calculated by the formula:

= Length + Length + Width + Width

Slotting the figures in will give:

= 27 + 27 + 17 + 17

= 88 m

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Which expression does not have the same value as −2+3×6/5
a (2 * 9 + 14) / 10
b (5 * 8 - 8) / 10
c (5 * 4 + 12) / 10
d is 5 * 8 / 10 - 8

Answers

D is the right answer and I hope it helps you

solve x+8=3x wefsdf eferc4frtvtgervgbeg4t

Answers

Answer:

x = 4

Step-by-step explanation:

x + 8 = 3x

8 = 2x

x = 4

So, the answer is x = 4

Move constant and variable

X - 3x = -8

Collect terms

-2x= -8


Solution:


X= 4

Calculate the perimeter of the following.

Answers

Perimeter is 48cm …….

help please I really appreciate it ​

Answers

Answer:

Quadratic Function, Second Difference

Rani and her friends are raking leaves as a part of a school service project. The regular price
of the supplies they need is $60, but the store manager is giving them a 20% discount. Rani
wants to know the sale price of the supplies.
What percent represents the regular price of
the supplies

Answers

Answer:

Sale Price-$48  What Percent Represents the reg. Price?-%100

Step-by-step explanation:

20% of 60 is 12, so if supplies are 20% off, they are $12 off, so 60 - 12 =48.

And if the regular price is $60, then $60 is the whole price, a.k.a. 100% of the price. So, the percent that represents the regular price of supplies is 100%.

when solving a word problem, Fiona got answer 2.05 yards. Her friend Marsha's answer was 41/2 yards. Their classmate Fredic got 20.5. What was the answer to the problem if two out of three fifth graders have the correct answer?

Answers

Answer:

2.05 yards, Fredic and Fioana's answers are in the same range.

Please ASAP Help
Will mark brainlest due at 12:00​

Answers

Answer:

the midpoint is at -8

Step-by-step explanation:

what do the slopes from part a and b tell you about the relationship between all points in the table

Answers

The slope of the line is 1. Two different points have the same slope.

What is tilt?

Rise or fall is a number or ratio that determines the direction or slope of the line. The slope of a straight line is the ratio of the slope of the straight line to the course of the straight line. The point is:

-XY

twenty-five

−2 1

0 3

-7 -4

The slope of a straight line is generally calculated using the formula:

slope = [tex](y_{2} - y_{1} ) / (x_{2} - x_{1} )[/tex]

Points (2, 5) and (-2, 1) of part (A).

Slope = [tex]( 1 - 5 ) / ( -2 - 2 )[/tex]

Slope = -4 / -4 = 1

Split (B) at the points ( 0, 3 ) and ( -7, - 4 ).

Slope = [tex]( -4 - 3 ) / ( -7 - 0 )[/tex]

Slope = -7 / -7 = 1

The slope of the line at two different points is the same. 

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Complete question is: A table with certain points is shown. x 2 −2 0 −7 y 5 1 3 −4 Part A: Choose two points from the table and calculate the slope between them. Show all necessary work. (4 points) Part B: Choose two different points from the table and calculate the slope between them. Show all necessary work. (4 points) Part C: What do the slopes from parts A and B tell you about the relationship between the points? Explain.

The computer lab at school has a new computer system. The system had a total cost of $1895. There is a special printer that can be added to the system. The printer can be purchased separately for $649. Write an equation and solve to determine the cost of the system with the printer.

Answers

Answer:

meaning the computer is $1246

Step-by-step explanation:

$1895-$649=$1246

Sleight #1 and Sleigh #2 headed in the opposite directions. If sleight #1 traveled at a speed of 20 mph and sleight #2 traveled at a speed of 45 mph, how many hours was it before they were 390 miles apart?

Answers

it takes 6 hοurs fοr the sleighs tο be 390 miles apart.

What are Distance and velοcity ?

velοcity is a unit οf measurement fοr the Distance an οbject travels in a

the predetermined periοd οf time. Here is a wοrd equatiοn that illustrates the cοnnectiοn between space, speed, and time: velοcity is calculated by

dividing the tοtal Distance traveled by the jοurney time.

Since the sleighs are traveling in οppοsite directiοns, their distances frοm each οther are increasing at a cοmbined rate οf 20 mph + 45 mph = 65 mph. We can use the fοrmula:

distance = rate x time

Let's call the time it takes fοr the sleighs tο be 390 miles apart "t". Then we can write:

390 = 65t

Sοlving fοr "t", we can divide bοth sides by 65:

t = 6

Therefοre, it takes 6 hοurs fοr the sleighs tο be 390 miles apart.

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(6-y) (6-y)=0
Solve.

Answers

Answer:

6

Step-by-step explanation:

y is 6..

Five friends went to an amusement park. The group wanted to calculate the total cost, so Kathie wrote the expression 5x + 70. Each of her friends wrote expressions, too.



Determine which friends' expressions are equivalent to Kathie's. Show or explain your reasoning.



Kathie: 5x+70



Stephanie: 3(x+30)+2x−20



Jon: 3x+30+2x−20



Mary: 5(x+14)



Nicole: 3(x+30−20)+2x

Answers

Answer:

Stephanie Mary and Nicole

Step-by-step explanation:

SOMEBODY HELP ME OUT​

Answers

Answer:

Below

Step-by-step explanation:

Area of a triangle = 1/2  base * height

  this triangle has base = 4 ( 3 in) = 12 in    and height = 3 (3 in) = 9 in

 area = 1/2 * 12 * 9 = 54 in^2

54 in^2 *  $ 2.75 /in^2 = $ 148.50

If the window is scaled down by .5 then the dimensions would be

  base = 6 in   height = 4.5 in

    area = 1/2 * 6 * 4.5 = 13.5 in^2

      cost would be    13.5 in^2   *  $ 2.75/in^2  =~ $37.13

Plsss help meeeeeeeereeeee

Answers

Answer: 61 degrees

Step-by-step explanation:

just trust me

Answer:

You must know the value of x

What is the value of the first term in the
sequence below?
Rule:
Start at ?
Add 3 then divide by 2 each time
5
3.5-
4 -3.5

Answers

The first term in the given sequence is 5

How to determine the first term in the sequence

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

Rule:

Start at 5Add 3 then divide by 2 each time

The sequence starting at 5 and following the given rule is:

5(5+3)/2 = 4, (4+3)/2 = 3.5, (3.5+3)/2 = 3.25, (3.25+3)/2 = 3.125, ...

The first term in the sequence is simply the starting number, which is 5.

Hence, the value of the first term in the sequence is 5.

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Find x.
Please help, and thank you!

Answers

Answer: 42

Step-by-step explanation:

We start by looking at the 49 degree angle. A common method of solving geometric problems is to bring things together. To follow this concept, we can say that the 49 degree angle has a vertical angle inside the triangle, which means that angle is 49 degrees. We now work with the 91 degree angle. We can see the 91 degree angle falls on a line, so the other side of the angle equals 180-91=89. All angles in a triangle add up to 180 degrees, so x + 49 + 89 = 180, so x=180 - 138 = 42.

Which statements must be true? Check all that apply.

A'A = C'C
C'Q = QC
Line P T⊥ A'A
C'C ⊥ B'B
A'A || B'B
m∠TRB = 90°

Answers

The true statements based on the shape in the given image are:

C'Q = QCLine P T⊥ A'AA'A || B'Bm∠TRB = 90°

What is the Reflection of Triangles?

The result of flipping a triangle on a coordinate system based on a line of reflection is a figure known as a triangle reflection.

Let's say we wish to mirror the triangle A B C over the -axis or the line. The image that results from reflecting the triangle, if A B C is the pre-image, is A ′ B ′ C ′. When using triangle reflections, the final image will keep the triangle's shape.

With this explanation in mind and from the image provided, C'Q = QC because they are parallel to each other.

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• F(x)=x3+2x2+5+10 factor

Answers

Answer:

F(x)=x^3+2x^2+15

Step-by-step explanation:

Pls help question in photo

Answers

Therefore , the solution of the given problem of expressions comes out to be 3x³ - 8x²+ 2x + 3 is the abbreviated expression in standard form.

Expression : What is it?

With shifting variables, estimates that mix joining, deactivating, and random division should be made. They could accomplish the following if they united: A math problem, some facts, and software. Formulas, parts, and arithmetic operations like additions, subtractions, omissions, and groupings can all be found in a declaration of truth. Both words and sentences can be evaluated and analysed.

Here,

The distributive property of multiplication must be used to multiply the two factors jointly in order to simplify the expression:

=> (x-1)(3x²-5x-3) = x(3x²) - x(5x) - x(3) - 1(3x²) + 1(5x) + 1 (3)

Condensing each term:

=> 3x³ - 5x²- 3x - 3x² + 5x + 3

=> 3x³ - 8x²+ 2x + 3

Therefore, 3x³ - 8x²+ 2x + 3 is the abbreviated expression in standard form.

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Write a system of equations to represent the number of each type of basket Jake scored. Explain your thinking.

Answers

The system of equations that represents the number of each type of basket Jake scored is  given by:

x  + y = 13

2x +  3y = 28

What is a system of equations?

A system of equations is   when two or more variables are related, and equations are built to find   the values of each variable.

In this problem,   the variables are:

Variable x: Number of  2-point shots.

Variable y: Number of 3-point shots.

Jake scored 28 points in his   basketball game   by shooting only 2-point and 3-point   shots, hence:

2x  +  3y = 28.

He scored a total   of 13 baskets, hence:

x  + y  = 13.

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In September 1998 the population of the country of West Goma in millions was modeled by f(x)=17.9e0.002x. At the same time the population of East Goma in millions was modeled by g(x)=13.6e0.017x. In both formulas x is the year, where x=0 corresponds to September 1998. Assuming these trends continue, estimate what the population will be when the populations are equal.A. 19 millionB. 18 millionC. 17 millionD. 1 million

Answers

Option B, 18 million, is the answer to this question.

In September 1998, the population of West Goma in millions was modeled by the function f(x) = 17.9e0.002x, and the population of East Goma in millions was modeled by the function g(x) = 13.6e0.017x. Here, x represents the year, with x=0 corresponding to September 1998.

To find out the point of intersection where the populations are equal, we equate both formulas and solve for x:

17.9e0.002x = 13.6e0.017x

Taking the natural logarithm of both sides of the equation gives:

x ln(17.9) + 0.002x = x ln(13.6) + 0.017x

Simplifying and rearranging terms, we get:

ln(17.9) - ln(13.6) = (0.017 - 0.002)x

0.079 = 0.015x

Solving for x, we get:

x = 5.27 years

Since x is the year, when x = 5.27, it corresponds to the year 1998 + 5.27 ≈ 2003.

When the populations are equal, the population will be f(5.27) ≈ 18 million for West Goma.

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rohan had 36 pens . he gave 15 of them to mike and 11 of them to karan . what fraction of his original 36 pens does rohan have left ? write two equivalent fractions for that amount ?

Answers

Answer: 10/36 or 5/8

Step-by-step explanation:

Let’s start by solving how many pens Rohan has left. 36-11-15=36-26=10. Rohan has 10 pens left. Now to solve the fraction of pens Rohan has left, we divide our 10 by 36, or 10/36. Another fraction of this could be 5/18, because both the denominator and numerator have 2 as a factor.

Shen does a weekly exercise program consisting of cardiovascular work and weight training. Each week, he exercises for at least 12 hours. He spends at most 9 hours on weight training. He spends at most 6 hours doing cardiovascular work. Let x denote the time (in hours) that Shen spends doing cardiovascular work. Let y denote the time (in hours) he spends on weight training. Shade the region corresponding to all values of x and y that satisfy these requirements.

PLEASE!!!!! GRAPH AND NUMBERS TOO!!!​

Answers

The solution to the system of inequalities is the region enclosed in the triangle

What is an equation?

An equation is an expression that shows the relationship between numbers and variables using mathematical operators such as addition, subtraction, exponent, multiplication and division.

Let x denote the time (in hours) that Shen spends doing cardiovascular work. Let y denote the time (in hours) he spends on weight training.

Each week, he exercises for at least 12 hours, hence:

x + y ≥ 12   (1)

He spends at most 9 hours on weight training. Therefore:

x ≤ 6      (3)

He spends at most 6 hours doing cardiovascular work. Hence:

y ≤ 9    (3)

The solution to the system of inequalities is the darker region shown in the graph.

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fill the area for each of the composite shapes below

Answers

Step-by-step explanation:

1) 12×5=60

8×4=32

32÷2=16

60+16=82

2) 12×14=168

10×2=20

20÷2= 10

168+10+10=188

3) 4×4= 16

4×11=44

4×5=20

16+44+20=80

4) 8×4=32

3×3= 9

9÷2= 4.5

32+4.5=36.5

The Scale Used in a Map is 2 : 10,000. Two cities are 1450 km apart what will be the distance between these cities on the map? (Hint)= 2 : 10,000 means that 2cn on map corresponds with 10,000 cm of actual distance.​

Answers

Answer:

3.44827586

Step-by-step explanation:

1450:10,000::x:2

=10,000x=2900

x= 10,000

----------

2900

x=3.44827586 km

First, find the length of each edge of the cube one side is 3

Answers

It should be 3 because a cube she all equal sides
The length of each edge of a cube with side length 3 units is equal to 3 units, since all sides of a cube are congruent.

Therefore, the length of each edge of the cube is 3 units

using two water heaters as the inspection unit, calculate the center line and control limits that are consistent with the past 22 days of inspection data. (c) what is the probability of type i error for the control chart in part (b)?

Answers

The probability is 0.05.

When using two water heaters as the inspection unit, the center line and control limits consistent with the past 22 days of inspection data are calculated as follows:

Center line (CL) = (X1 + X2)/2

Upper control limit (UCL) = CL + 3 * s/2

Lower control limit (LCL) = CL - 3 * s/2

Where X1 and X2 are the means of the two water heaters, and

s is the standard deviation of the sample data.

The probability of type I error for the control chart in part (b) is typically set at 0.05,

meaning that there is a 5% chance of rejecting the null hypothesis when it is actually true.

Complete question:

When using two water heaters as the inspection unit, (b) calculate the center line and control limits that are consistent with the past 22 days of inspection data. (c) what is the probability of type i error for the control chart in part (b)?

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Eimy and Enerlyn are selling pies for a school fundraiser. Customers can buy apple pies and lemon meringue pies. Eimy sold 6 apple pies and 8 lemon meringue pies for a total of $208. Enerlyn sold 6 apple pies and 2 lemon meringue pies for a total of $88. Find the cost each of one apple pie and one lemon meringue pie

Answers

The cοst each οf οne apple pie is $8 and οne lemοn meringue pie is $20.

What is apple pie?

Apples serve as the primary filling in fruit pies, which are knοwn as apple pies. Apple pies are cοmmοnly served with whipped cream, cheddar cheese, custard, ice cream, οr custard. The upper crust οften has pastry abοve and belοw the filling and may be sοlid οr latticed. The bοttοm crust can be baked separately tο prevent it frοm becοming sοggy. Deep dish apple pies typically just feature the tοp crust. The tarte tatin's crust is baked οn tοp, even thοugh it is placed οn the bοttοm when it is served.

Suppοse the cοst οf each apple pie is x and οne lemοn meringue pie is y.

Eimy sοld 6 apple pies and 8 lemοn meringue pies fοr a tοtal οf $208.

Then, 6x+8y= 208

Or, 6x=208-8y…………(1)

Enerlyn sοld 6 apple pies and 2 lemοn meringue pies fοr a tοtal οf $88.

Then, 6x+2y=88……………(2)

Putting the value οf 6x in equatiοn nο 2

208-8y+2y=88

Or, -6y=88-208

Or,y=120/6=20

Putting the value οf y in equatiοn 1

6x= 208-8*20

Or, x= 48/6

Or, x= 8

Hence the cοst each οf οne apple pie is $8 and οne lemοn meringue pie is $20.

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A kickball is struck with a 15.2 m/s velocity at a 63 degree angle. It lands on a rooftop 2.4 s later. How high is the roof? Spencer is researching the cost to rent office space in the Brookton Office Center. Office space is rented based onthe square footage of an office's floor area. A linear relationship exists between the square footage of the floor andthe yearly cost to rent that square footage, as shown in the table below.Brookton Office CenterYearly Rental CostsSquareFootage5006008001,200YearlyRentalCost$9,250$11,100$14,800$22,200Spencer budgeted $20,720 for his yearly office rental cost. The office space can be customized to the size needed.What is the maximum amount of square footage he can rent in the Brookton Office Center? TRUE OR FALSE:a video on how to repair your computer is a credible source. Two storage sheds are to have the same area. One is square and one is regtangular. 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Urgent help is needed please help me...........................