MCQ

In the given figure, if ∠*ABC* = 45°, then ∠*AOC *=

#### Options

45°

60°

75°

90°

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#### Solution

90°

We have to find ∠*AOC*.

As we know that the angle subtended by an arc of a circle at the centre is double the angle subtended by it at any point on the remaining part of the circle.

`angleAOC = 2 angleABC`

`= 2 xx 45`

= 90°

Is there an error in this question or solution?

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