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coldgirl [10]
3 years ago
6

What are the measure of angles 1 and 2

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
6 0

Answer:

50° and 130°

Step-by-step 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°

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