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Area of a Sector of a Circle

A horse is ti...

Question

A horse is tied with a rope of length $28$ metre. Calculate the grass which can be grazed by the horse.

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Solution

Area (of the grass) $= π . (28)^{2}$
$= \frac{22}{7} \times 28 \times 28 = 2464$ sq. m
Radius = length of the rope.

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