In a circle with centre , the central angle . What is the inscribed angle on the major arc?
Answer and explanation
Correct answer: A.
- Step 1: The inscribed angle on the same arc is half the central angle.
- Step 2: .
Answer
.
Why not the others: : the angle at the centre is doubled instead of halved. : it uses the angle on the opposite arc. : the central angle is repeated.
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