Triangle XYZ was dilated by a scale factor of 2 to create triangle ACB, XY = 2.5, and ZX = 5.59.

Triangles XYZ and ACB; angles Y and C both measure 90 degrees, angles A and X are congruent.

Part A: Find cos ∠X. Explain how cos ∠X compares to cos ∠A. (5 points)

Part B: Find AC and BA. You must show all work and calculations to receive full credit. (5 points)