A line through the centre `O` of a circle of radius 7 cm cuts the tangent, at a point `P` on the circle, at `Q` such that `P Q=24 c m` . Find `O Q` .

O is the centre of a circle of radius 8 cm. The tangent at a point A on the circle cuts a line through O at B such that A B=15 c m . Find O B .

A tangent P Q at a point P of a circle of radius 5 cm meets a line through the centre O at a point Q such that O Q=12 c m . Length P Q is

A is a point at a distance 13 cm from the centre O of a circle of radius 5 cm. AP and AQ are the tangents to the circle at P and Q. If a tangent BC is drawn at a point R lying on the minor arc PQ to intersect AP at B and AQ at C, find the perimeter of the Delta ABC

Draw a circle of radius 2.5 cm with centre O and take a ponit P outside the circle such that OP=7.0 cm. From P draw two tangents to the circle.

P Q is a chord of length 8 cm of a circle of radius 5 cm. The tangents at P and Q intersect at a point T . Find the length T P .

A tangent P Q at a point P of a circle of radius 5 cm meets a line through the centre O at a point Q so that O Q=13 c m . Find the length of P Q .

Tangent PQ at a point P of a circle of radius 5 cm meets a line through the centre O at a point Q so that OQ = 12 cm. Find length of PQ

Take a point O on the plane of the papr. With O as centre draw a circle of radius 4 cm. Take point P on this circle and draw a tangent at P.

Take a point O on the plane of the paper. With O as centre draw a circle of radius 3 cm. Take a point P on this circle and draw a tangent at P .

A point is 26 cm away from the centre O of a circle and the length P T of the tangent drawn from P to the circle is 10 cm. Find the radius of the circle.