Question

Find the measure of angle A.
A
8x + 2
10x - 4
38°

Answer 1

8x + 2 + 10x - 4 + 38 = 180

18x + 36 = 180

18x = 144, so x = 8

Angle A measures 8(8) + 2 = 64 + 2 = 66°.