Question

Triangle A’B’C’ is a dilation image of triangle ABC. Which is the correct description of the dilation?

A. Center C and scale factor 4

B. Center A and scale factor 4

C. Center A and scale factor 5

D. Center C and scale factor 5

Answer 1

B.

Explanation:

Center is the point that does not change and that point is A. To find the scale factor you just divide the translated length by the original, in this case, 8÷2 which gives a scale factor of 4.