In a circle with centre O

MATHEMATICS · Single correct · GCSE · Mathematics · Geometry and Measures · Geometry and Measures

Problem

In a circle with centre O, chords AB and CD subtend angles ∠AOB=60∘\angle AOB = 60^{\circ} and ∠COD=60∘\angle COD = 60^{\circ} respectively. Which one of the following is true? (a) AB>CDAB > CD (b) AB=CDcos⁡60∘AB = CD \cos 60^{\circ} (c) AB=CDAB = CD (d) No definite relation between ABAB and CDCD can be stated

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