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In two concentric circles prove that all...

In two concentric circles prove that all chords of the outer circle which touch the inner circle are of equal length.

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RD SHARMA ENGLISH-CIRCLES-All Questions
  1. Prove that the line segment joining the points of contact of two paral...

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  2. about to only mathematics

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

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

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

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  6. If an isosceles DeltaABC in which AB=AC=6cm, is inscribed in a circle ...

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  7. O is the centre of a circle of radius 5cm. T is a point such tha...

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  8. AB is a diameter of a circle with centre O, AH and BK are perpendicula...

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  9. A tangent P Q at a point P of a circle of radius 5 cm meets a line ...

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  10. A line through the centre O of a circle of radius 7 cm cuts the ...

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  11. Fill in the blanks: The common point of a tangent and the circle...

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  12. How many tangents can a circle have?

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  13. O is the centre of a circle of radius 8 cm. The tangent at a point ...

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  14. If the tangent at a point P to a circle with centre O cuts a lin...

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  15. A point P is 13cm from the centre of the circle. The length of the ...

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  16. Find the length of the tangent drawn from a point whose distance fr...

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  17. A circle is touching the side B C of A B C at P and touching A ...

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  18. In Figure, the incircle of A B C touches the sides B C ,\ C A and A...

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  19. In Fig. 10.20, the sides A B ,\ B C and C A of triangle A B C touc...

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  20. In Figure, two circles touch each other at the point C . Prove that ...

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