Question

D’E’F’G’ is a dilation image of DEFG. Which is the correct of the dilation center D and scale factor 2 A) center D and scale factor 2 B) Center D and scale factor 1/2 C) Center F and scale factor 1/3 D) center F and scale factor 3

Answer 1

C) Center F and scale factor 1/3

Explanation:

Point F remained as point F', so the center of the dilation is point F.

Segment FE has length 7 + 14 = 21.

Segment F'E' has length 7.

The scale factor from the preimage to the image is 7/21 = 1/3.

Answer: C) Center F and scale factor 1/3

Answer 2

D) center F and scale factor 3

Explanation: