CDS 2013 PYQ with Answer — ABC is equilateral inscribed in a circle. D is any point on arc BC. ∠… | UPSC One

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CDS 2013 · Elementary Mathematics (CDS-II)Q78

Back to the full 2013 paper

2013 · Q78

ABC is equilateral inscribed in a circle. D is any point on arc BC. ∠ADB equals

Elementary MathematicsGeometry

A90°
B60°
C45°
DNone of the above

Explanation

Subtends arc AB = 60°. Answer B.

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