Please help me. There is the screenshot down below.

Question

asked Jun 28, 2023 29.7k views

2 Answers

Davison · Answer 1 · 2023-07-02T19:06:18+0000

Answer:

x = 42°

Explanation:

m∠AOB = 180° {AB is a straight line}

m∠AOE + m∠EOF + m∠FOB = ∠AOB

x + 2x + 34 + 20 = 180°

Combine like terms,

3x + 54 = 180

subtract 54 from both sides,

3x = 180 - 54

3x = 126

Divide both sides by 3

x = 126 ÷ 3

x = 42°