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A sector of a circle has an are length 2...

A sector of a circle has an are length `22` cm. The angle at the centre is `90^@`. Find the radius of the circle.

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KALYANI PUBLICATION-AREAS RELATED TO CIRCLES-EXERCISE
  1. The area of a sector of a circle of radius 17.5 cm is 192.5 cm^2. Find...

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  2. The area of a sector upon a mino are AB of length 22 is 132 sq.cm. Fin...

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  3. A sector of a circle has an are length 22 cm. The angle at the centre ...

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  4. The perimeter of a sector of a circle of radius 5.6 is 27.2 cm. Find t...

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  5. A round table cover has six equal designs as shown in the figure. If t...

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  6. A car has two wipes which do not overlap.Each wiper has a blade of len...

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  7. In the figure BMD is a segment of a circle with centre O and /BOD=90^@...

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  8. Find the area of a circle that can be inscribed in a square of side 14...

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  9. A circular plot has a perimeter of 660m. A plot in the shape of a squa...

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  10. In the given figure ABCD is a square whose each side is 14cm. APD and ...

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  11. Find the area of the shaded region in the given figure, where ABCD is ...

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  12. A square park has each side equal to 144m. At each corner of the park ...

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  13. Find the area of the shaded portion within the rectangle.

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  14. Find the area of the shaded region in the given figure. If PR=24cm, PQ...

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  15. Area of /\ABC=70cm^2 and CD=5cm. Find the area of the shaded region.

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  16. The area of an equilateral triangle ABC is 17320.5cm^2.With each verte...

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  17. In figure 12 PS is a diameter of a circle whose radius is 6cm. Two pi...

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  18. In the given figure PQRS is a diameter of a circle 6cm. The length PQ,...

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  19. Show that the area of the circumcircle of any square is twice the area...

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  20. A path of 7m width runs around a circular park whose radius is 18m. Fi...

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