Question

Prove that the angle subtended by an arc at the centre is double the angle subtended by it any point on the remaining part of the circle.
Using above find x in the following figure

Answer 1

https://www.teachoo.com/4734/1097/Theorem-10.8---Class-9---Angle-subtended-by-arc-at-centre-is-double/category/Theorems/

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