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How many times a wheel of radius 28 cm must rotate to go 352 m? `(Take pi = 22/ 7 )`

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Find the degree measure of the angle subtended at the centre of a circle of radius 7 cm by an arch of 22 cm. (Use pi = (22)/(7) )

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PSEB-perimeter and Area-Exercise
  1. A circular flower garden has an area of 314 m^2. A sprinkler at the ce...

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  2. Find the circumference of the inner and the outer circles, shown in th...

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  3. How many times a wheel of radius 28 cm must rotate to go 352 m? (Take ...

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  4. The minute hand of a circular clock is 15 cm long. How far does the ti...

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  5. A rectangular park is 45 m long and 30 m wide. A path 2.5 m wide is co...

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  6. A path 5 m wide runs along inside a square park of side 100 m. Find th...

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  7. Two cross roads, each of width 5 m, run at right angles through the ce...

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  8. A garden is 90 m long and 75 m broad. A path 5 m wide is to be built o...

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  9. A 3 m wide path runs outside and around a rectangular park of length 1...

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  10. A picture is painted on a cardboard 8 cm long and 5 cm wide such that ...

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  11. A verandah of width 2.25 m is constructed all along outside a room whi...

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  12. A path 1 m wide is built along the border and inside a square garden o...

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  13. Two cross roads, each of width 10 m, cut at right angles through the c...

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  14. Pragya wrapped a cord around a circular pipe of radius 4 cm (adjoining...

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  15. The adjoining figure represents a rectangular lawn with a circular flo...

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  16. In the following figures, find the area of the shaded portion

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  17. In the following figures, find the area of the shaded portion

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  18. Find the area of the quadrilateral ABCD Here, AC = 22 cm, BM = 3 cm, D...

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  19. Find the circumference of the circles with the following radius: (Take...

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  20. Find the circumference of the circles with the following radius: (Take...

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