[" 40.If from any point on the common chord of two intersecting circles,tangents are drawn to the circles,"],[" prove that they are equal."]

If from any point on the common chord of two intersecting circles, tangents be drawn to the circles, prove that they are equal.

If from any point on the common chord of two intersecting circles,tangents be drawn to the circles,prove that they are equal.

Prove that the tangents drawn to a circle from an external point are equal.

Prove that the tangents drawn to a circle from an external point are equal.

In the given figure, MN is the common chord of two intersecting circles and AB is their common tangent. Prove that the line NM produced bisects AB at P.

Prove the tangents drawn from an external point to a circle are equal.

Prove that form any external point two tangents can be drawn to circle.

A chord PQ of a circle is parallel to the tangent drawn at a point R of the circle,Prove that R bisects the arc PRQ.

A chord PQ of a circle is parallel to the tangent drawn at a point R of the circle,Prove that R bisects the arc PRQ.

Prove that the lengths of tangents drawn from an external point to a circle are equal.