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Please help ASAP!!!!!!!!!!

Please help ASAP!!!!!!!!!!-example-1
User Oberger
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2 Answers

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the answer to this question is A

User Mark Gardner
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4 votes

Answer:

A

Explanation:

First, we know that angles 6 and 8 are supplementary.

Therefore m∠6 + m∠8 = 180°

123.5° + m∠8 = 180°

m∠8 = 56.5°

Then, using the alternating exterior angle theorem, we can find that...

m∠8 ≅ m∠1

So m∠1 = 56.5°

User Matthias Kleine
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