Question

∠A and ∠B are complementary angles. The measure of ∠A=4x° and the measure of ∠B=50°. Find m∠A. * i dont understand can someone help?

Answer 1

m>a is 40

Explanation:

4x + 50 = 90

4x = 40

x = 10

10*4 = 40

M>A = 40