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Two concentric circles are of diameters 30cm and 18cm. Find the length of the chord of the larger circle which touches the smaller circle.

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RD SHARMA ENGLISH-CIRCLES-All Questions
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  2. In figure, sides Q P and R Q of P Q R are produced to point S and T re...

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  3. Two concentric circles are of diameters 30cm and 18cm. Find the length...

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  4. In the given figure, AB is diameter of a circle with centre O and AT i...

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  5. In Figure, triangle A B C is drawn to circumscribe a circle of radius...

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  6. In Figure, B C is a tangent to the circle with centre OdotO E bisects ...

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  7. In Figure, two tangents A Ba n dA C are drawn to a circle with centre ...

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  8. In the given figure, O is the centre of the circle and OLM is perpendi...

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  9. In Figure, common tangents P Q and RS to two circle intersect at A. Pr...

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  10. Circles C(O, r) and C(O', r'), (r gt r') touch internally at P. PQ is...

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  11. Two concentric circles of radii 3 cm and 5 cm are given. Then length ...

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  12. In Figure, a circle with centre O is inscribed in a quadrilateral ABCD...

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  13. In Figure, O is the centre of the circle and B C D is tangent to it at...

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  14. In Figure, there are two concentric circles with centre O of radii 5 c...

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  15. . In the given figure, two equal circles, with centres O and O', touch...

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  16. Prove that the line segment joining the points of contact of two paral...

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  17. about to only mathematics

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  18. In two concentric circles prove that all chords of the outer circle wh...

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  19. In Figure, O\ a n d\ O ' are centres of two circles intersecting at ...

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  20. Two circles with centres Aa n dB of radii 3c ma n d4c m respectively i...

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