In the given figure, O is the centre of

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Target Exam

CUET

Subject

General Test

Chapter

Quantitative Reasoning

Topic

Geometry

Question:

In the given figure, O is the centre of the circle. If ∠BAO = 30° and ∠BCO = 50°, then ∠AOC is equal to:

Options:

160°

60°

40°

80°

Correct Answer:

160°

Explanation:

We have,

∠BAO = 30°

∠BCO = 50°,

then ∠AOC= 2 × ( ∠BAO + ∠BCO )

= 2 × ( 30 + 50 ) = 160°