Dilations of Areas

Dilations of Areas

8th Grade

14 Qs

quiz-placeholder

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Dilations of Areas

Dilations of Areas

Assessment

Quiz

Mathematics

8th Grade

Hard

CCSS
8.G.A.3, 7.G.A.1, HSG.SRT.A.2

+1

Standards-aligned

Created by

Anthony Clark

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which transformation results in a figure that is similar to the original figure but has a greater area? (No, there is not a picture that goes with this question. You can draw one if you like.)

a dilation of triangle QRS by a scale factor of 0.25

a dilation of triangle QRS by a scale factor of 0.5

a dilation of triangle QRS by a scale factor of 1

a dilation of triangle QRS by a scale factor of 2

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

If the triangle at the right were to be dilated using a scale factor of 1/2 , which is the only triangle below that could represent the transformed image?

A

B

C

D

Tags

CCSS.8.G.A.3

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following expressions describes the ratio of the areas of two dilated figures with scale factor k?

1

Tags

CCSS.7.G.A.1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Rectangle ABCD is dilated by a scale factor of 3 to create A'B'C'D'. If the area of ABCD is 12, what is the area of A'B'C'D'?

36

4

72

108

Tags

CCSS.7.G.A.1

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

ABCD is dilated by a scale factor of 3 to create A'B'C'D'. If AB=6, what is A'B'?

2

9

18

3

Tags

CCSS.8.G.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A dilation with scale factor greater than 1 creates a(n)

Reduction

Enlargement

Tags

CCSS.8.G.A.3

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

In the following dilation from figure A to figure B, what is the scale factor?

1/3

3

1/2

2

Tags

CCSS.8.G.A.3

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