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A P and P Q are tangents drawn from a...

`A P` and `P Q` are tangents drawn from a point `A` to a circle with centre `O` and radius 9cm. If `O A=15 c m ,` then `A P+A Q=` (a) 12cm (b) 18cm (c) 24cm (d) 36cm

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RD SHARMA-CIRCLES-All Questions
  1. In Fig. 10.80, the perimeter of A B C is (FIGURE) (a) 30cm (b) ...

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  2. In Fig. 10.81, A P is a tangent to the circle with centre O such...

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  3. A P and P Q are tangents drawn from a point A to a circle with c...

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  4. At one end of a diameter P Q of a circle of radius 5cm, tangent ...

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  5. If P T is tangent drawn from a point P to a circle touching it a...

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  6. In the adjacent figure, if A B=12 c m ,\ \ B C=8c m and A C=10 c m ...

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  7. In Fig. 10.83, if A P=P B , then (FIGURE) A C=A B (b) A C=B C (c) A...

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  8. In Fig. 10.84, if A P=10 c m , then B P= (FIGURE) sqrt(91)c m (b) s...

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  9. In Fig. 10.86, if quadrilateral P Q R S circumscribes a circle, ...

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  10. In Fig. 10.87, two equal circles touch each other at T , if Q P=4. ...

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  11. In Fig. 10.88, A P B is a tangent to a circle with centre O at p...

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  12. In Fig. 10.90, P R= (FIGURE) (a) 20cm (b) 26cm (c) 24cm (d) 28cm

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  13. In Fig. 10.93, there are two concentric circles with centre O . P R...

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  14. In Fig. 10.94, if A B=8c m and P E=3c m , then A E= (FIGURE) (a) ...

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  15. In Fig. 10.95, P Q and P R are tangents drawn from P to a circle...

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  16. In Fig. 10.96, if T P and T Q are tangents drawn from an externa...

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  17. In Fig. 10.97, the sides A B ,\ B C and C A of triangle A B C , ...

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  18. In Fig. 10.98, a circle touches the side D F of E D F at H and tou...

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  19. In Fig. 10.99, D E and D F are tangents from an external point D...

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  20. In a right triangle A B C , right angled at B ,\ B C=12 c m and ...

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