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What are the measure of angles 1 and 2

What are the measure of angles 1 and 2-example-1

2 Answers

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Answer: The first is 50 degrees and the second is 130 degrees.

User Peppy
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2 votes

Answer:

50° and 130°

Explanation:

∠1 is a chord- chord angles and is calculated as

∠1 = 0.5( arc RQ + arc ST) = 0.5(53 + 47)° = 50°

∠1 and ∠2 form a straight angle and are supplementary, hence

∠2 = 180° - 50° = 130°

User Cherubim
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