Published: 5 years ago
Category: CBSE, Education, Maths
Tags: CBSE, ICSE, Learn Maths, Maths, NCERT
Description:
Equal Chord Theorem – Theorem on Circles
Equal Chord Theorem – Theorem on Circles CBSE Class IX ICSE Class X – Theorem 6 – In a circle, if angles subtended at the Centre by Chords are equal, then Chords are equal by Ankit Mahajan for SuccessCDs Education Channel.
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About this Video:
Given : Circle with Centre O
AOB = COD
To Prove : AB = CD
Proof: In ΔAOB & ΔCOD
OA = OC (Radii of Same Circle)
OB = OD
AOB = COD (given)
ΔAOB ΔCOD (SAS Congruency)
BY CPCT
AB = CD
Hence Proved!