Question

Find the measurement of one of the vertical angles .

Answer 1

The person above me true

Answer 2

x = 15 degrees, one vertical angle is 165 degrees

Explanation:

3x = x + 30

3x - x = 30

x(3-1) = 30

2x=30

x=15

All the angles need to add up to 360 degrees.

15 + 15 + 2y = 360

2y = 330

y=165