An image of similar triangles is shown. Use the image to answer the questions.

a triangle GEH with side GE labeled 15, side GH labeled 12, and side HE labeled 9 and a second triangle DEF with side DF labeled 16

Part A: Find the length of side FE. Show each step of your work. (2 points)

Part B: Find the length of side DE. Show each step of your work. (2 points)