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A horse can graze an area of [[1]], when tethered to one corner of a rectangular field, by a 14m long rope.

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answer is 154 M 2.

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Detailed Solution

A horse can graze an area

154 m 2

, when it is tethered to one corner of a rectangular field,

60 m

by 40m with a rope 14m in length.
We know that the horse is tethered with a rope 14m long to a corner and can graze only a quadrant of the plot as shown below.
Question Image

Also, the area of a quadrant is

14 π r 2

.
So, the area grazed by the horse

= 14 × 227 × 142

= 154 m 2

Hence, the correct answer is

154 m 2

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