In the following figure, AB is the diameter of a circle with centre O

1.	In the following figure, AB is the diameter of a circle with centre O and CD is the chord with length euqal to radius OA. If AC produced and BD produced meet at point P; show that : ∠APB=60∘.
Answer» In the following figure, AB is the diameter of a circle with centre O and CD is the chord with length euqal to radius OA. If AC produced and BD produced meet at point P; show that : $∠ A P B = 60^{\circ} .$

In the following figure, AB is the diameter of a circle with centre O and CD is the chord with length euqal to radius OA. If AC produced and BD produced meet at point P; show that : ∠APB=60∘.

Answer»

In the following figure, AB is the diameter of a circle with centre O and CD is the chord with length euqal to radius OA.

If AC produced and BD produced meet at point P; show that : $∠ A P B = 60^{\circ} .$