Question

What is the measure of angle 1?

Answer 1

m < Angle one = 45°

Explanation:

Angle one = (2x + 5)

135 + 2x + 5 = 180 (because angle is a straight line)

140 + 2x = 180

(140 - 140) + 2x = 180 - 140

2x = 40

2x/2 = 40/2

x = 20

2x + 5

2(20) + 5

40 + 5

45°