Question

The figure below is a regular pentagon. If mZBAE = 5x + 3, find the value of x.

Answer 1

x = 21

Explanation:

For a pentagon, n = 5.

Each angle measures:

(n - 2)180/5 = (5 - 2)(180)/5 = 108

5x + 3 = 108

5x = 105

x = 21