AnastaisaR370859 AnastaisaR370859

04-11-2022
Mathematics

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What is the measure of the unknown angle? (2 points)42°1280O13201389140°

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ToveI449318 ToveI449318

04-11-2022

They are supplementary angles, so their addition equals 180°

n + 42 = 180°

Solve for n

n = 180 - 42

n = 138°

Result n = 138°

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