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The circumference of two circles are in ...

The circumference of two circles are in the ratio `2\ :3` . Find the ratio of their areas.

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RD SHARMA ENGLISH-AREAS RELATED TO CIRCLES-All Questions
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  10. Write the formula for the area of a sector of angle theta (in de...

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  13. If the diameter of a semi-circular protractor is 14 cm, then find i...

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  14. An arc subtends an angle of 90^@ at the centre of the circle of radi...

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  15. What is the area of the largest triangle that can be inscribed in a se...

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  16. If the circumference and the area of a circle are numerically equal,...

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  17. If the difference between the circumference and radius of a circle i...

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  18. A wire can be bent in the form of a circle of radius 56 cm. If it i...

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