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A horse is tied to a peg at one corner o...

A horse is tied to a peg at one corner of a square shaped grass field of side 15 m by means of a 5 m long rope ( see Fig, 12. 11 ). Find (i) the area of that part of the field in which the horse can graze,(ii) the increase in the grazing area if the rope were 10 m long instead of 5 m.(Use `pi=3.14`)

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The correct Answer is:
`85.575 m^(2)`
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