Note: Enter your answer and show all the steps that you use to solve this problem in the space provided.

Write a list of steps that are needed to find the measure of ∠B.

Note Enter your answer and show all the steps that you use to solve this problem in the space provided Write a list of steps that are needed to find the measure class=

Respuesta :

Step-by-step explanation:

Angle BCA + Angle BCD = 180 (Sum of angles on a straight line)

Angle BCA + 113 = 180

Angle BCA = 180 - 113

= 67

Angle BCA + Angle A + Angle B = 180 (Sum of angles in a triangle)

67 + 72 + Angle B = 180

139 + Angle B = 180

Angle B = 180 - 139

= 41