Maths / Circles / Equal Chords of a Circle Subtend Equal Angle at the Centre

QUESTION

 If  $\angle AOB=\angle BOC,$ then which of the following relations is true ?​​​
 OPTIONS A. $\angle BEC=\angle ADB$ B. $\angle ABD=\angle ADB$ C. $\angle ADB=\angle BOC$ D. $\angle AOB=\angle BEC$
Right Option : A

EXPLANATION
Explain TypeExplanation Content
Text
 As  $\angle AOB=\angle BOC,$ thenAB = BC then$\angle BEC=\angle ADB$ as equal chords subtend equal angle at the center so equal angle at circumference.​​​
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