Question

What is the measure of A. 135°
B. 55°
C. 35°
D. 65°

Answer 1

b. 55

90+35= 125
180-125= 55

Answer 2

∠B = 55

Explanation:

∠A + ∠B + ∠C = 180 {Angle sum property}

35 + ∠B + 90 = 180

∠B + 125 = 180

∠B = 180 - 125

∠B = 55