Quiz about Centers of Dilation

Question 1

In this dilation, point A would be considered...

Accepted Answer

the center of dilation

Answer

the scale factor

Answer

the center of rotation

Answer

the point of no return

Question 2

What is the center of dilation?

Accepted Answer

(-5, -5)

Answer

(-5, 5)

Answer

(5, -5)

Answer

(5, 5)

Question 3

What is the center of dilation?

Accepted Answer

(4, -4)

Answer

(-4, -4)

Answer

(4, 4)

Answer

(-4, 4)

Question 4

What is the center of dilation?

Accepted Answer

(-6, -6)

Answer

(6, -6)

Answer

(-6, 6)

Answer

(6, 6)

Question 5

What is the center of dilation?

Accepted Answer

(5, 5)

Answer

(-5, -5)

Answer

(5, -5)

Answer

(-5, 5)

Question 6

What is the center of dilation?

Accepted Answer

(-3, -1)

Answer

(3, 1)

Answer

(3, -1)

Answer

(-3, 1)

Question 7

The ________ is an unmovable (fixed) point that a dilation expands from or shrinks towards.

Accepted Answer

Center of Dilation

Answer

Scale Factor

Answer

Center of Rotation

Answer

Line of Reflection

Question 8

A triangle has vertices with coordinates (2,0), (3, -1) and (-2,-5). If the triangle is dilated by a scale factor of 3 with the origin as the center of dilation, what are the coordinates of the vertices of the image?

Accepted Answer

(6,0), (9,-3), (-6,-15)

Answer

(5,3), (6,2), (1,-2)

Answer

(2/3,0), (1,-1/3), (-2/3,-5/3)

Answer

(-1,-3), (0,-4), (-5,-8)

Question 9

What is the scale factor if the triangle on the left is the original?

Accepted Answer

1/2

Answer

2

Answer

3/2

Answer

2/3

Question 10

What is the center of dilation?

Accepted Answer

(0,0)

Answer

R

Answer

C

Answer

D

Question 11

A triangle is dilated with a center of dilation at the origin. Point P is on the figure and P' is the corresponding point on the image of the dilation. Point P is at (-2,3) and P' is at (-8,12). What is the scale factor?

Accepted Answer

4

Answer

2

Answer

6

Answer

9

Question 12

A triangle has vertices at (1,1), (1,2), and (3,2). It is dilated by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

Accepted Answer

(3,3) (3,6) (9,6)

Answer

(4,1) (4,2) (6,2)

Answer

(1,4) (1,5) (3,5)

Question 13

Choose the correct scale factor:

Accepted Answer

2

Answer

3

Answer

1/3

Answer

1/2

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics