ABCD is a quadrliateral such that A is the centre of the circle passing through B, C and D. Prove that ∠CBD+∠CDB=12∠BAD

ABCD is a quadrliateral such that A is the centre of the circle passin

1.	ABCD is a quadrliateral such that A is the centre of the circle passing through B, C and D. Prove that ∠CBD+∠CDB=12∠BAD
Answer» ABCD is a quadrliateral such that A is the centre of the circle passing through B, C and D. Prove that $∠ C B D + ∠ C D B = \frac{1}{2} ∠ B A D$