In the adjoining figure, DE is a chord parallel to diameter AC of the

1.	In the adjoining figure, DE is a chord parallel to diameter AC of the circle with centre O. If ∠CBD=60∘,calculate ∠CDE.
Answer» In the adjoining figure, $D E$ is a chord parallel to diameter $A C$ of the circle with centre $O$ . If $∠ C B D = 60^{\circ}$ ,calculate $∠ C D E .$

In the adjoining figure, DE is a chord parallel to diameter AC of the circle with centre O. If ∠CBD=60∘,calculate ∠CDE.

Answer»

In the adjoining figure, $D E$ is a chord parallel to diameter $A C$ of the circle with centre $O$ . If $∠ C B D = 60^{\circ}$ ,calculate $∠ C D E .$