Help! 7th grade math question!

Help! 7th Grade Math Question!

Answers

Answer 1

Answer:

The scale factor was x3

Step-by-step explanation:

3 x 3 = 9. 5 x 3 = 15. So the scale factor is times 3 or x3.

Answer 2

Answer:

The scale factor is 3

Step-by-step explanation:

this is because if you divide the length or the width of rectagle B by 3, it will give you the length or width of rectangle A

Hope this helps!


Related Questions

Please help, will give brainliest.

Answers

If the two triangles are congruent,

v=7.9

z=10

y=38 degrees

u=6.2

x=90

w=52

If you don't know how I got these answers, comment and I will clarify.

Help me! I’m in need of Guinness!

Answers

Answer:

you're answer is C 80.67

5m 5m 4m 6m 7m please help

Answers

Answer:

The surface area would be 76m square!

Step-by-step explanation:

Answer:

The surface area would be 76m square!

Step-by-step explanation:

Because if you add everything it equals 76 hope this helps

Which of the following is closest to the diagonal length between A and B?

Answers

ok this is going to have a long explanation

use the pythagorean theorem to solve this (a2+b2 = c2)

imagine the line as the hypotenuse of a triangle. we already have a2, which is 12, but we don’t have b2 or c2. c2 is the diagonal

to find b2, apply the pythagorean theorem to the 8in and 6in

8^2 + 6^2 = c^2

reducing this makes it 64+36=c^2

add the left side together to get 100=c^2

square root both sides to get 10=c

now we know that the bottom of the “triangle” is 10

now, to find the length of the line, apply the 12 in and 10in we just found into the pythagorean theorem.

12^2+10^2=c^2

reduce it to get 144+100=c^2

add to get 244=c^2

square root both sides to get 15.62=c

the length of the diagonal between A and B should be around 15.62

hope this helped!!

Andy got 45% of the 80 words right in his spelling quiz .How many words did he get wrong?

Answers

the closest is around 44 percent

What is the volume of this rectangular pyramid?
____ cubic centimeters

4cm
3cm
3cm
Question is attach,
Thanks

Answers

you have to multiple all the numbers together






answer: 36
the answer is 36 , multiply each number then you have your answer!

Find the circumference of the circle

Answers

Answer:

22cm

Step-by-step explanation:

[tex]\pi7 \\ [/tex]

109.25714 x 0.0876 = 9.56 (sales tax)
helppp step by step on how they did this

Answers

Answer:

9.570925464=9.56

Step-by-step explanation:

multiply the numbers:

109.25714×0.0876=9.569.570925464=9.56

(Just so you know i put this answer in the other question you asked.)

Hope this helps

Solve the following problems. Show your work.

1. A game designer used 9 ounces of clay to make 24 identical pieces for a game. What is the number of ounces of clay that were used for each piece?

2. The equation x + 5 = 12 can be solved using one step. What is the step? Explain.

3. Yvonne’s age, in years is represented by y. Rebekah’s age is one year less than three times Yvonne’s age. What expression represents Rebekah’s age in years?

4. Students in a science class measured rain by writing down the depth of water in a bucket that collected the rain. The bucket was empty before the rain began to fall at a steady rate. Over a 6-hour period during school. After 3 hours, the water had a depth of 18 millimeters. What is the unit rate in millimeters per hour, did the bucket fill after rain started to fall at a steady rate?

5. Laura uses 3 yards of fabric to make 2 skirts. She uses the same amount of fabric to make each skirt. At this rate, what is the total amount of fabric, in yards, she needs to make 6 skirts?

Answers

Answer:

1. 9/24 = 0.375 ounces

You have 9 ounces of clay that make up 24 pieces therefore you need to divide the 9 by 24 to work out how much clay is used for one piece

2. X=7

To solve the equation you want x to be on its own. To do this you need to minus the 5 from the left. But what you do to one side you must do to the other so x=7 because 12-5=7

3. 3y-1

To get three times yvonnes age you need to multiple y by 3 making it 3y. You then need to take off one year which quite simply makes the expression 3y-1

4. 18/3= 6mm

You divide the total depth by the number of hours to get 6mm.

5. 3x3=9 yards

6 skirts is three times as many skirts as 2 skirts (6/2=3) and because Laura uses 3 yards for every 2 skirts you multiple 3 by 3 to get the 9 yards

Hope this helps :)

Which is different?

A. What is the area of a circle with a diameter of 1 m?
B. What is the area of a circle with a radius of 100 cm?
C. What is the area of a circle with a diameter of 100 cm?
D. What is the area of a circle with a radius of 500 mm?

Find “both” answers. Use 3.14 for pi.
1. The answer to the "same" question is ?? cm².

2.The answer to the "different" question is about ?? cm².

Answers

Answer:

Dino Alana sabot idol hahaahhha sorry atlaaga

Answer:

don't know, but I think it's c or b try to Use the formula. The circumference of a circle is found with the formula C= π*d = 2*π*r. Thus, pi equals a circle's circumference divided by its diameter.

Step-by-step explanation:

What value added to the set below would give a mean of 33?

{19, 27, 64, 36}
19

30

27

42

Answers

Answer is 19

If you add all of the numbers together including 19. You would get 165, then divide the total by 5. Your answer would be 33!

Answer:

19

Step-by-step explanation:

Given:

data = [19,27,64,36]mean value = 33

To find:

another data / last data

Therefore:

New data is 19,27,64,36,xWhere x is an unknown value/data.

Mean Value:

[tex]\displaystyle \large{m=\dfrac{1}{n}\sum_{i =1}^n x_i \to \dfrac{x_1+x_2+x_3+...+x_n}{n}}[/tex]

m = mean valuex1+x2+x3+...+xn = sum of all datan = amount of data

Therefore:

[tex]\displaystyle \large{33=\dfrac{19+27+64+36+x}{5}}[/tex]

Solve for x - first, multiply both sides by 5 to clear out the denominator:

[tex]\displaystyle \large{33\cdot 5=\dfrac{19+27+64+36+x}{5} \cdot 5}\\\displaystyle \large{165=19+27+64+36+x}[/tex]

Evaluate the sum:

[tex]\displaystyle \large{165=146+x}[/tex]

Subtract both sides by 146:

[tex]\displaystyle \large{165-146=146-146+x}\\\displaystyle \large{19=x}[/tex]

Therefore, another value/data that will give a mean value of 33 is 19.

I don’t understand this or what it means? I would like it if you showed work and explained why, thx so much!

Answers

Area of the rectangle: {base times height}
4cm x 8cm = 32cm^2

Area of the triangle: {base times height divided by two}
(4cm x 11cm) : 2 = 22cm^2

Total area = 22cm^2 + 32cm^2 = 54cm^2

Answer:

54cm^2

Step-by-step explanation:

You need to calculate area of the given figure. To solve this there are two figures together, triangle and rectangle.

first find area of rectangle given length = 8 cm and breadth = 4cm

therefore area of rectangle  = l * b = 8 * 4 = 32 cm^2

To find area of triangle:

The triangle itself is divided into two right angled triangle.

Now base of one right angled triangle will be 4/2 = 2cm

Area of rt. angled trangle = 1/2 * b*h = 1/2 * 2 * 11 = 11cm^2

Therefore area of whole triangle = 11*2 = 22cm^2 (since there are two rt.angled triangle)

Total area of given figure = 32 + 22 = 54 cm^2

(Mark answer as brainliest if you like this answer)

Where is the balance point located?
A
B
C
D
E

Answers

Answer:

C i hope it helps I might be wrong do

The answer is C I did this

Can someone help me please?
I provided 1 picture and i will be providing another one (the bottom half which is only 2 questions) on another question!

Answers

For the first question you shade in the bar to the 20% mark as she has saved 20% of the money needed for her jacket. To complete the bar you add the amount of how much each percentage is in dollars. We know 20%=$15 and the percentage goes up 20% each time so you keep adding $15 on. For question 2 the bar is half way between 0 and 20 and half of 20 is 10. As 10 is half of 20 we half 15 to get $7.50

Answer:

i dont know

Step-by-step explanation:

109.25714 x 0.0876 = 9.56 (sales tax)
helppp

Answers

Answer:

9.570925464=9.56

Step-by-step explanation:

multiply the numbers:

109.25714×0.0876=9.56

9.570925464=9.56

Hope this helps!!!

help pleasee look at the image below

Answers

Answer:

A - <KOL and <LOM

Step-by-step explanation:

Adjacent angles are angles that share a common side and a common vertex together. Basically those angles touch each other. Over here in the image, if you compare the answer choices to the picture, only one pair of angles is adjacent. And that is <KOL and <LOM (answer choice A).


hope this helps!

Answer=A
Hope you pass good luck!!

BRAINLIEST!!!!!
ANSWER THE QUESTIONS!!!

Answers

1.B

2.C

3.D

4.D

Step-by-step explanation:

B C D D i think :)) annan

Helpppppppppppp anyone?

Answers

Answer:

D is the correct answer

Step-by-step explanation:

cylinder volume equation: v=[tex]\pi[/tex][tex]r^{2}[/tex]h

Water heater x= [tex]\pi[/tex](8.5)^2 x 48= 10895.04

Water heater y= [tex]\pi[/tex] (9.5)^2 x 44= 12475.26

Water heater z= [tex]\pi[/tex] (10.5)^2 x 32= 11083.54

A is false because water heater Y has the greatest volume

B is false because all the volume are different

C is false because z has the smallest volume

-brainliest and show the work on how to get the answer- look at the picture

Answers

Answer:

a.

First minute: 8Second minute: 24.08

b.

3.01 so about 3x bigger.

Step-by-step explanation in picture below:

[tex]Hope.this.helps!\\Have.a .good.day! :)[/tex]

is the relationship below proportional or non-proportional?

Answers

Answer: The following table is proportional

Step-by-step explanation:

If you see closely, you can calculate the slope of the graph (y=Mx+b)

for the first values,  the number of tickets is 5 and the cost is $40. Effectively, one ticket cost $8 (40/5). So, cou can plug this value in to the x values and check if it matches with the y- values. For sample, 10 tickets 10x8= $80, which matches the table. All these values work.

Answer:

The relationship below is proportional.

Step-by-step explanation:

As we can see to get from 5 tickets to $40 you multiply by 8.

As we can see to get from 10 tickets to $80 you multiply by 8.

As we can see to get from 15 tickets to $120 you multiply by 8.

As we can see to get from 20 tickets to $160 you multiply by 8.

So to make this into an equation we get y=8x

So the relationship is proportional.

A shoebox is 14 inches long and 9 1/2 inches wide. Its volume is 665 cubic inches. Which equation can you use to find how tall the shoebox is, h? How tall is the shoebox?

Answers

Lets see

Volume=Length ×Breadth ×Height

B=9 1/2=9.5in

L=14in

Now

665=14(9.5)H665=133HH=5in

there were 50 people at the birthday party. Joan invited 125 people. Of those who attended, only 36% brought gifts. How many guests brought gifts?

Answers

Answer:

45

Step-by-step explanation:

Times 125 by 0.36 and you'll get 36% of 125

:]

A spinner is decided in equal parts colored red, green, or yellow. The probability of landing on the red is TWICE the probability of landing on green. The probability of landing on green is THREE TIMES the probability of landing on yellow. What is the probability of landing on red?

Answers

Answer:

9:3

8:7

Step-by-step explanation:

you divultiply

In Class 1, what is the median score? A) 70 B) 70.5 C) 71.5 D) 72

Answers

Answer:

B)  70.5

Step-by-step explanation:

Median = middle value when the values are placed in order.

If there are two middle values, the median is the mean of those two values.

Class 1

45 46 51 52 53 53 61 63 64 65 66 68 70 70 71 73 76 77 79 81 82 83 84 87 90 92 93 95

There are 28 values in Class 1.

Therefore, there are two middle values: 14th and 15th values

14th value = 70

15th value = 71

[tex]\implies \textsf{Median}=\dfrac{70+71}{2}=70.5[/tex]

Answer:

70.5

Step-by-step explanation:

I will give brainliest if you are right

Answers

Answer:

C

Step-by-step explanation:

The base is usUally the one close to A

Answer:

C

Step-by-step explanation:

Each evening, Billy jogs around the high school track at a constant rate. The following equation describes the relationship between t, the time he jogs in hours, and d, the distance he jogs in kilometers. d = 7t Which graph represents the relationship between the amount of time Billy jogs and the distance he jogs?

Answers

Answer is a so yeah

Wayne's stamp collection has fewer than 74 stamps. Which of the following inequalities represents the number of stamps in Wayne's collection?

Answers

Answer:

A. x < 74

Step-by-step explanation:

Wayne has fewer than 74 stamps so it cant be equal to( = ) or greater than( > ) 74, so it has to be 'x is less than( < ) 74'

The answer is A because there is LESS than 74 stamps.

Am I correct, and if not, what is the right answer?

Answers

Yes your answer is correct.

Need the answer ASAP

(20 points)


The Empire State Building is just over 1,450 feet tall. In anticipation of visiting this landmark on your vacation, you create a model of it using blocks.


part b) Suppose you are making a model where one block represents 5 feet. About how many blocks tall is your model of the Empire State Building? What is the scale factor? (2 points)

Answers

Answer:

You would need about 290 blocks, and the scale factor would be 1450:290.

Step-by-step explanation:

     5ft: 1 block

1450ft: x blocks

So,

1450 x 1 = 1450 ÷ 5 = 290

And now we have,

     5ft: 1 block

1450ft: 290 blocks

Hope this helps. Have an amazing day!

Please answer for me its due tomorrow aka Friday here is 19 points for answering.

Answers

1           13/10

2           1/20

3           3/10

4           69/20

5           191/60

6           17/15

these answers may not be right, but its the best I can do

I did them in order from top left, down one, down one, then top right, down one, down one.

4 Is 69/20 i think

———
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