Question

The measure of two vertical angles are represented by (4x - 7) and (2x +13). What is the sum of the two angles measures?

Answer 1

Explanation:

Vertical angles by definition are congruent. That means that

4x - 7 = 2x + 13 and

2x = 20 so

x = 10.

The sum of the 2 angles is 10(2) = 20