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In Fig. 10.95, P Q and P R are tan...

In Fig. 10.95, `P Q` and `P R` are tangents drawn from `P` to a circle with centre `O` . If `/_O P Q=35o` , then (FIGURE) `a=30o,\ \ b=60o` (b) `a=35o,\ \ b=55o` (c) `a=40o,\ \ b=50o` (d) `a=45o,\ \ b=45o`

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In Fig.10.96 ,if TP and TQ are tangents drawn from an external points T to a circle with centre O such that /_TQP=60o ,then /_OPQ=( FIGURE) 25o (b) 30o (c) 40o (d) 60o

In Fig.10.101,PQ and PR are two tangents to a circle with centre O. If /_QPR=460 then /_QOR equals (FIGURE) 67o (b) 134o (c) 44o ( ) 46o

In Fig.10.77,PA and PB are tangents to the circle with centre O such that /_APB=50o . Write the measure of /_OAB. (FIGURE)

In Fig. 10.88, A P B is a tangent to a circle with centre O at point P . If /_Q P B=50o , then the measure of /_P O Q is (FIGURE) 100o (b) 120o (c) 140o (d) 150o

In Fig. 10.37, /_P Q R" "=" "100o , where P, Q and R are points on a circle with centre O. Find /_O P Rdot

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

PQ is a tangent drawn from a point P to a circle with centre O and QOR is a diameter of the circle such that /_POR=120o, then /_OPQ is 60o (b) 45o (c) 30o (d) 90o

If PT is tangent drawn from a point P to a circle touching it at T and O is the centre of the circle,then /_OPT+/_POT=30o (c) 60o( c) 90o (d) 180o

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RD SHARMA-CIRCLES-All Questions
  1. If P T is tangent drawn from a point P to a circle touching it a...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  17. Two circles touch each other externally at P . A B is a common t...

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  18. In Fig. 10.101, P Q and P R are two tangents to a circle with ce...

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  19. In Fig. 10.102, Q R is a common tangent to the given circles touchi...

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  20. In Fig. 10.103, a quadrilateral A B C D is drawn to circumscribe...

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