Homework Help: Math

Posted by zulfiqar on Thursday, January 10, 2013 at 4:29am.

Find the cost of erecting a fence around a squar field, whose area is 729 hectares at the rate of Rs.1.50 per metre. (1 hectare=10000m2)

Math - Reiny, Thursday, January 10, 2013 at 8:35am
since the area = 729 hectares = 7290000 m^2
the length of the square = 2700 m

so the perimeter is 4 times that, then multiply by 1.5 to get Rs

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