Question

Angles X and Y are supplementary. Angle X is 3 times the measure of angle Y. What is the measure of angle X?

45°
60°
120°
135°

Answer 1

Explanation:

135

Answer 2

135 degrees

Explanation:

135 is 3 times the measure of 45, and 45 + 135 equals 180. Supplementary angles add up to 180 degrees.