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Two circles touch externally at a point `P`. From a external point `T` on the tangent at `P`, tangents `T Q` and `T R` are drawn to the circles with points of contact `Q` and `R` respectively. Prove that `T Q = T R`.

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RD SHARMA ENGLISH-CIRCLES-All Questions
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  2. Prove that the perpendicular at the point of contact to the tangent...

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  9. The lengths of three consecutive sides of a quadrilateral circumscr...

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  11. In Fig. 10.72, P A and P B are tangents to the circle drawn from...

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  12. What is the distance between two parallel tangents of a circle of r...

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  13. The length of a tangent from a point A at distance 5 cm from the ce...

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  14. Two tangents T P and T Q are drawn from an external point T to a...

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  15. What is the distance between two parallel tangents to a circle of r...

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  16. In Q. No. 1, if P B=10 c m , what is the perimeter of P C D ?

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  17. In Fig. 10.74, C P and C Q are tangents to a circle with centre ...

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  18. In figure ΔABC is circumscribing a circle. Find the length of BC

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  19. In Fig. 10.76, C P and C Q are tangents from an external point C...

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  20. Two concentric circles are of radii 5 cm and 3 cm. Find the length ...

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