Question

(15 points ) What is the value of x?

20
35
60
70

Answer 1

The correct answer is x = 20

Explanation:

In order to solve we can set these two equal to each other. This is because these angles must be the same.

x + 40 = 3x

40 = 2x

20 = x

Answer 2

x + 40 = 3x --> x = 20