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If m∠4 = 100°, what is m∠5?

If m∠4 = 100°, what is m∠5?-example-1
User Ognyan
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2 Answers

9 votes
m< 5 should be 125 for sure
User Mateo De Mayo
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7 votes
80°. angle 4 and and 5 are same side interior angles, so they add up to 180°. 180-100=80.
User Robert Byrne
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