Question

Find the value of X. The diagram is not to scale. Lines F and G are parallel.

A) 10
B) 11
C) 12
D) -11

Answer 1

Explanation:

2 × (First Angle + Second Angle) = 360°

5x + 9x + 26 = 360°/2

14x + 26 = 180°

14x = 180 - 26

14x = 154

x = 154/14

x = 11°

The answer is B.