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If the circumference of a sheet is 154m,...

If the circumference of a sheet is `154m,` find its radius. Also find the area of the sheet. (take `p=22/7`)

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To solve the problem, we need to find the radius of a circle given its circumference and then calculate the area of the circle. ### Step-by-Step Solution: 1. **Understand the Formula for Circumference**: The formula for the circumference \( C \) of a circle is given by: \[ C = 2 \pi r ...
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NCERT ENGLISH-PERIMETER AND AREA-EXERCISE 11.3
  1. How many times a wheel of radius 28 cm must rotate to go 352 m? (Take...

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

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

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  4. A circular flower garden has an area of 314m^2. A sprinkler at the c...

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  5. A circular flower bed is surrounded by a path 4 m wide. The diameter o...

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  6. The circumference of a circle is 31.4 cm. Find the radius and the area...

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  7. From a circular card sheet of radius 14 cm, two circles of radius 3.5 ...

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  8. A circle of radius 2 cm is cut out from a square piece of an aluminums...

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  9. Find the perimeter of the adjoining figure, which is a semicircle inc...

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

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  11. Find the area of the following circles, given that:(a) radius = 14 mm...

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  12. If the circumference of a sheet is 154m, find its radius. Also find th...

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  13. A gardener wants to fence a circular garden of diameter 21m. Find the ...

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  14. 6).From a circular sheet of radius 4 cm, a circle of radius 3 cm is re...

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  15. Saima wants to put a lace on the edge of a circular table cover of dia...

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  16. Find the cost of polishing a circular table-top of diameter 1.6 m, if ...

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  17. Shazli took a wire of length 44 cm and bent it into the shape of a cir...

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