This figure shows circle O with diameter QS . mRSQ=280∘ What is the measure of ∠ROQ ?

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asked Oct 12, 2019 90.9k views

2 Answers

Mperrin · Answer 1 · 2019-10-13T23:42:22+0000

now, if you notice the picture, the arcRSQ is 280°, since a circle has a total of 360°, then the arcRQ is 360° - 280°, or just 80°.

keeping in mind that arc's get their angle measurement from the central angle they're in, well, in this case the central angle for arcRQ is ∡ROQ, sor ∡ROQ = arcRQ.

This figure shows circle O with diameter QS . mRSQ=280∘ What is the measure of ∠ROQ ?

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This figure shows circle O with ​ diameter QS ​. mRSQ=280∘ What is the measure of ∠ROQ ?

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This figure shows circle O with diameter QS . mRSQ=280∘ What is the measure of ∠ROQ ?