Line l touches the circle with centre O at P,radius of the circle is 9 cm.Answer the following.(i)What is d(O,P)

Line l touches the circle with centre O at P, radius of the circle is 9 cm. d(O,Q)=8 cm . Where does the point Q lie?

Line l touches the circle with centre O at P, radius of the circle is 9 cm. d(O,R)=15 cm. Then how many locations of point R are there on line l? At what distance will each of them be from point P?

In the adjoining figure,the radius of a circle with centre C is 6 cm.Line AB is a tangent at A.Answer the following questions.(i)What is the measure of /_CAB?why?

In the figure, point A is the centre of the circle and its tangent CD touches the circle at point B, The radius of the circle is 4cm .If mangleBAC=30^@ , then find AC

In the figure , O is the center of the circle. From point R, seg RM and seg RN are tangent segments touching the circle at M and N. If OR = 10cm and radius of the circle = 5 cm, then (i) What is the length of each tanget segment ? (iii) What is the measure of /_MRO ? (iii) Whatis the measure of /_ MRN ?

Observe the number line and answer the following question: Find d(O,D)

In the adjoining figure, point P is the centre of the circle and line AB is the tangent of the circle at T. The radius of the circle is 6 cm. Find PB if /_TPB=60^@

A circle with centre C touches the circle with centre D internally in the point E. Point D lies on the smaller circle. Chord EB of the external circle intersects internal circle at point A. Prove that seg EA~=seg AB

In the adjoining figure, O is the centre of the circle. From point R, seg RM and RN are tangent segments drawn which touch the circle at M, N. If OR=10 cm, radius of the circle=5 cm, then find the length of each tangent segment.

In the adjoining figure, O is the centre of the circle. From point R, seg RM and RN are tangent segments drawn which touch the circle at M, N. If OR=10 cm, radius of the circle=5 cm, then find m /_MRN