Question

If the complement of an angle is one-third of its supplement, find the angle

Answer 1

Explanation:

complement angle means together they are 90°.

supplementary means together they are 180°.

x = the angle

90 - x = (180 - x)/3

270 - 3x = 180 - x

90 - 3x = -x

90 = 2x

x = 45°