Question

Find the measure of angle B in isosceles triangle ABC.

A) 40°

B) 55°

C) 65°

D) 85°

Answer 1

m (< B)= m (< C)= x   ........ in isosceles triangle ABC
2x+50 grd=180 grd
2x=180-50=130
x=130:2
x=65 grades

The correct answer is C

Answer 2

am pretty sore that that's 65 degrees