Scale Factor Area Perimeter

Scale Factor Area Perimeter

8th Grade

15 Qs

quiz-placeholder

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Scale Factor Area Perimeter

Scale Factor Area Perimeter

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
7.G.A.1

Standards-aligned

Created by

Anthony Clark

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the ratio of 2 round dinner plates is 2 : 5, what is the ratio of their areas?

2 : 5

1 : 5

4 : 10

4 : 25

Tags

CCSS.7.G.A.1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Two hexagons are similar with a scale factor of 4/5. If the area of the larger hexagon is 20, what is the area of the smaller hexagon?

10.24

12.8

16

25

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The area of triangle A is 54 and triangle B is 150. What is the scale factor of A to B? 

9:25

27:75

3:5

25:9

Tags

CCSS.7.G.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What is the area ratio of the following rectangles?

10/7

100/49

100/36

4/36

Tags

CCSS.7.G.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A figure is dilated by a scale factor of 4. Which of the following statements about the figure must be true?

The perimeter and area are both multiplied by 4.

The perimeter is multiplied by 4 and the area is multiplied by 16.

The perimeter and area are both divided by 4.

The perimeter is multiplied by 16 and the area is multiplied by 4.

Tags

CCSS.7.G.A.1

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the ratio (blue to red) of the area.

64/25

25/64

5/8

8/5

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Find the missing perimeter.

15

20

25

30

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