Question

The measure of an angle is four times the measure of a conplementary angle what is the measure of each angle?

Answer 1

∠A = 72°

∠B = 18°

Explanation:

∠A + ∠B = 90°

∠A = 4∠B

4∠B + ∠B = 90°

5∠B = 90°

∠B = 90° : 5

∠B = 18°

∠A = 4×18°

∠A = 72°