SOLUTION: find the expenditure of putting a barbed wire around a 4 hectare square field, if it costs rs 45 per metre

Question 837665: find the expenditure of putting a barbed wire around a 4 hectare square field, if it costs rs 45 per metre
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
Since one hectare is 10,000 square meters, the side of the square field measures

Thew perimeter of that field will be
,
and at rs 45 per meter the barbed wire fence will cost

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