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Bisector A D of /B A C of /\ A B C passe...

Bisector `A D` of `/_B A C` of `/_\ A B C` passes through the centre `O` of the circumcircle of ` /_\A B C` as shown in figure. Prove that `A B=A C`.

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If O is the circumcentre of /_\ A B C and O D_|_B C , prove that /_B O D=/_A

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RD SHARMA ENGLISH-CIRCLE -All Questions
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  11. If the sum of any pair of opposite angles of a quadrilateral is 180^@;...

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  13. If the bisectors of the opposite angles /Aa n d/B of a cyclic quadrila...

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  14. If O is the circumcentre of a A B C and O D|B C , prove that /B O ...

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  17. In a circle with centre O , chords A Ba n dC D intersect inside the ci...

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  18. A B C and A D C are two right triangles with common hypotenuse A Cdot ...

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  20. Prove that the circle drawn with any side of a rhombus as a diameter, ...

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