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The ratio of the outer and the inner p...

The ratio of the outer and the inner perimeters of a circular path is 23 : 22. If the path is 5 metres wide, the diameter of the inner circle is

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RD SHARMA ENGLISH-AREAS RELATED TO CIRCLES-All Questions
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  2. The radius of a wheel is 0.25 m. The number of revolutions it will ...

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  5. The area of the incircle of an equilateral triangle of side 42 cm i...

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  6. The area of incircle of an equilateral triangle is 154\ c m^2 . The ...

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  8. The perimeter of a triangle is 30 cm and the circumference of its i...

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  9. The area of a circle is 220\ c m^2 . The area of a square inscribed in...

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  10. If the circumference of a circle increases form 4pi to 8pi , what ...

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  11. If the radius of a circle is diminished by 10%, then its area is di...

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  12. If the area of a square is same as the area of the circle, then the...

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

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  14. The ratio of the areas of a circle and an equilateral triangle whos...

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  15. If the sum of the areas of two circles with radii r1 and r2 is equal t...

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  16. If the perimeter of a semi-circular protractor is 36 cm, then its d...

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  17. The perimeter of the sector O A B shown in Fig. 15.106, is (a) (64)...

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  18. If the perimeter of a sector of a circle of radius 6.5 cm is 29 cm,...

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  19. If the area of a sector of a circle bounded by an arc of length 5pi...

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  20. The area of the circle that can be inscribed in a square of side 10...

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