Home
Class 10
MATHS
In the given figure, two concentric circ...

In the given figure, two concentric circles with centre O and radii 5cm and 3 cm are given, PA and PB are tangents to those circle at A and B respectively. If PA =12cm, find PB.

Text Solution

Verified by Experts

The correct Answer is:
`4 sqrt(10)cm`
Promotional Banner

Topper's Solved these Questions

  • CIRCLE

    KUMAR PRAKASHAN|Exercise Practice Thoroughly|8 Videos

  • CIRCLE

    KUMAR PRAKASHAN|Exercise Exercise 10.1|7 Videos

  • CIRCLE

    KUMAR PRAKASHAN|Exercise Textual Examples |3 Videos

  • ARITHMETIC PROGRESSION

    KUMAR PRAKASHAN|Exercise OBJECTIVE QUESTIONS|1 Videos

  • CONSTRUCTIONS

    KUMAR PRAKASHAN|Exercise OBJECTIVE QUESTIONS|25 Videos

Similar Questions

Explore conceptually related problems

Draw two concentric circles with centre O and radii 3 cm and 5 cm. From a point on the biggercircle, draw tangents to the smaller circle.

In the given figure, two circles with centres A and B touch each other at C bisects the common tangent at P and Q.

In the given figure, Rq is a tangent to the circle with centre O. if SQ = 6cm and QR = 4cm. Then. OR = ……….cm.

In the given figure, OACB is a quadrant of a circle with centre O and radius 3.5 cm. If OD = 2cm, find the area of the (1) quadrant OACB, (2) shaded region.

In the adjacent figure, there are two concentric circles with centre ‘O’. Chord AD of the bigger circle intersects the smaller circle at B and C. Show that AB = CD.

P is a point in the plane of a circle with centre O and radius 4 cm. If OP = 3 cm, ..... tangent/s can be drawn to the circle from point P.

In the given figure, AB and CD are two diameters of a circle (with centre O) perpendicular to each other and OD is the diameter of the smaller circle. If OA = 7 cm, find the area of the shaded region.

Find the length of the tanget to a circle with centre 'O' and radius =6cm from a point P such that OP=10cm .

Point a lies in the exterior of a circle with centre P and radius 7cm. A tangent through. A touches the circle at B . If AB =24 cm . Find PA.

Two concentric circles of radii 5cm and 3cm are drawn. Find the length of the chord of the larger circle which touches the smaller circle.