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In the given figure two concentric circl...

In the given figure two concentric circles with centre O are of radii 5 cm and 3 cm. From an external point P, tangents PA and PB are drawn to these circles. If AP =12 cm find BP.

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The correct Answer is:
`4sqrt(10)cm
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NAGEEN PRAKASHAN-CIRCLES-Exercise
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  7. In the giben figure, AB is the diameter of the circle, with centre O a...

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  8. In the given figure, PA and PB are tangents to a circle with centre O....

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  9. In the given figure two concentric circles with centre O are of radii ...

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  13. From a point P, two tangents PA and PB are drawn to a circle with cent...

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  14. The incircle of an isoceles triangle ABC, with AB=AC, touches the side...

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  15. In the given figure, a triangle ABC is drawn to circumscribe a circle ...

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  16. A circle is inscribed in a triangleABC having sides 8 cm, 10 cm and 12...

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  19. In figure, determine the measure of angleQSR, where O I the centre of ...

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  20. In figure, CPD and APB are common tangents to the two circles with cen...

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