Question

Find the value of x in the triangle below.

Answer 1

x = 35°

Explanation:

Definition of a Line: 180°

Sum of Angles in a Triangle: 180°

Step 1: Find interior angle

125° + z = 180°

z = 55°

Step 2: Find m∠x°

90° + 55° + x° = 180°

145° + x° = 180°

x = 35°