A goat is tied with a 14 m rope to one corner of a rectangular field measuring 30 m by 20 m. Taking π = 22/7, over what area of the field can it graze?
Correct answer D. 154 sq m
Explanation
At a corner the goat sweeps a quarter circle. Area = 1/4 x 22/7 x 14 x 14 = 154 sq m.
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