In the given figure, `AB` is a tangent to a circle with centre. Prove that `angleBPQ=anglePRQ` If `angleBPQ=60^@,` find `angleRPQ`.

In the given figure, AB is a tangent to a circle with centre O. Prove angle BPQ = angle PRQ .

In the given figure,AB is a tangent to a circle with centre.Prove that /_BPQ=/_PRQ If /_BPQ=60^(@), find /_RPQ.

In the given figure, PA and PB are tangents to a circle with centre O. Prove that angleAPB and angleAOB are supplementary.

In the given figure, PA and PB are tangents to a circle with centre O. Prove that angleAPB and angleAOB are supplementary.

In the given figure ,APB is tangent of the circle at the point P on the circle.PQ is a chord .If angleBPQ=62^(@) ,then anglePQR is equal to :

In the given figure, AB is diameter of a circle with centre O and AT is a tangent at angleAOQ=58^@ , find angleATQ .

In figure PQ is a tangent at a point C to a circle with centre O. If AB is a diameter and angleCAB = 30^@ , find anglePCA

In the given figure O is the centre of a circle and PO bisects angleAPD . Prove that AB = CD