Question

Find the value of X.

Answer 1

Explanation:

Answer 2

The sum of every triangle is 180, by Tales Theorem.

x + (x + 28) + 78 = 180

2x + 28 + 78 = 180

2x + 106 = 180

2x = 180 - 106

2x = 74

x = 74/2

x = 37

Alternative B)