Question

if the measure of one angle is 3x and the measure of its complement is 2x what is the value of x

Answer 1

one angle = 3x
complementary angle = 2x

sum = 90
⇒ 3x + 2x = 90
⇒ 5x = 90
⇒ x = 90/5 = 18°

x is 18°