Question

In the triangle above, the measure of X is 25°, and the measure of Y is 113°. What is the measure of Z?

Answer 1

D

Explanation:

Answer 2

A

Explanation:

The sum of the 3 angles in a triangle = 180°

Subtract the sum of the 2 given angles from 180° for z , that is

∠ Z = 180° - (25 + 113)° = 180° - 138° = 42° → A