Question

What is the measure of CBE?
O 36°
O 72°
O 108⁰
O 144°

Answer 1

Angle CBE is congruent to angle DEF.

180 - 3x = 2x

180 = 5x

x = 36

The measure of angle CBE is 180 - 3(36) = 180 - 108 = 72°.