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Lines l, m, and n are parallel.

What is the value of x?

Lines l, m, and n are parallel. What is the value of x?-example-1
User Hy
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1 Answer

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x = 107 degrees

The angle opposite the 73 degree angle must be 107 degrees, in order to complete the 180 degree line. That 107 degree angle translates down to all congruent angles beneath it... does that make sense?
User Vonn
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