Question

In above figure angle ABC =45°, then angle AOC =​

Answer 1

Answer:

∠ABC = 45° (given) We know that angle subtended by an arc of a circle at center is double the angle subtended at remaining part of circle by same arc.

Then ∠AOC = 2∠ABC

= 2 × 45°

= 90°

Mrs.vaishu

Answer 2

Answer:

90*

Step-by-step explanation:

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