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32 votes
32 votes
I need help with geometry. I am supposed to solve for x in this diagram and assume lines marked with interior arrowheads are parallel :)

I need help with geometry. I am supposed to solve for x in this diagram and assume-example-1
User Oskob
by
2.5k points

1 Answer

21 votes
21 votes

ANSWER:

40°

Explanation:

We can make the following equality thanks to the properties of these angles:


\begin{gathered} 3x=120 \\ \text{ solving for x} \\ x=(120)/(3) \\ x=40\text{\degree} \end{gathered}

The value of x is 40°

User Andrei Zisu
by
3.3k points