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Equal chords of a circle subtend …

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Equal chords of a circle subtend equal angles at the center

Posted by Shree S 6 years, 9 months ago

CBSE > Class 09 > Mathematics

1 answers

Jay Patel 6 years, 9 months ago

Given: a circle with Centre o. AB and CD are two chords of the circle which substance Angle AOB and angle COD at the centre o To prove: angle AOB = angle COD Proof: in triangle AOB and triangle COD OA =OC. RADII OF CIRCLE OB=OD. RADII OF CIRCLE AB=CD. GIVEN TRIANGLE AOB CONGRUENT TO TRIANGLE TO COD Angle AOB = angle COD. CPCT HENCE PROVED

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CBSE > Class 09 > Mathematics