the area of a circular field is 11.45 hectares find the cost of fencing it at the rate of 1.20 per meter
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Answer:
Find the perimeter and then multiply with 1.20
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Answer:
Area = 11.45 * 100000 = 114500
ARE OF THE CIRCLE = πr²
Therefore 114500*22/7=r²
r = 190m
circumference = 2πr
=2 * 22/7 * 190
= 1194.28m
there fore Cost of fencing = 1194.28 * 1.20 =
Rs 1433 .136
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