Quiz about Dilation or Reductions

Question 1

The blue shape is a dilation of the black shape. What is the scale factor of the dilation? Remember:

Accepted Answer

$$\frac{5}{10}=\frac{1}{2}$$

Answer

$$\frac{6}{18}=\frac{1}{3}$$

Answer

$$\frac{10}{5}=2\ $$

Question 2

The purple shape is a dilation of the black shape. What is the scale factor of the dilation? Remember:

Accepted Answer

$$\frac{6}{2}=3$$

Answer

$$\frac{2}{6}=\frac{1}{3}$$

Answer

$$\frac{6}{3}=2$$

Question 3

Find the scale factor of the enlargement from A to B

Accepted Answer

2

Answer

0.5

Answer

3

Answer

4

Question 4

Find the scale factor of the enlargement from D to A

Accepted Answer

1/4

Answer

1/2

Answer

3

Answer

4

Question 5

Find the scale factor of the enlargement from B to F

Accepted Answer

1/2

Answer

3

Answer

2

Answer

1/4

Question 6

Enlargement or reduction?

Accepted Answer

Reduction

Answer

Enlargement

Question 7

If a dilation is an ENLARGEMENT, the scale factor will be

Accepted Answer

Greater than 1

Answer

Less than 1

Answer

Equal to 1

Answer

No way to tell

Question 8

If a dilation is a REDUCTION, the scale factor will be...

Accepted Answer

Less than 1

Answer

Greater than 1

Answer

Equal to 1

Answer

No way to tell

Question 9

What kind of Dilation will take place when given the Scale Factor of ¹/_2.

Accepted Answer

Reduction

Answer

Enlargement

Question 10

What kind of Dilation will take place when given the Scale Factor of 3.

Accepted Answer

Enlargement

Answer

Reduction

Question 11

What kind of Dilation will take place when given the Scale Factor of ⁸/₃?

Accepted Answer

Enlargement

Answer

Reduction

Question 12

What kind of Dilation will take place when given the Scale Factor of .25?

Accepted Answer

Reduction

Answer

Enlargement

Question 13

Determine which point (A, B, C, or D) represents the center of dilation.

Accepted Answer

D

Answer

A

Answer

B

Answer

C

Question 14

Determine the scale factor in the diagram.

Accepted Answer

$$\frac{1}{2}$$

Answer

2

Answer

4

Answer

$$\frac{1}{4}$$

Question 15

How do you know the triangles are similar?

Accepted Answer

All of the above.

Answer

The angles are the same.

Answer

They are different size triangles.

Answer

All the lines through the vertices meet at the center of dilation.

Question 16

Mark the following statements about dilations True or False:

The angles of a figure change under a

dilation.

Accepted Answer

False

Answer

True

Dilation or Reductions

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics