the radius of a circular garden is 70m. It is to be fenced with three rounds of wire. if the cost of wire is Rs 45 per metre, what is the cost of fencing?
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Step-by-step explanation:
circumference = 2pie r
= 2 *22/ 7 * 70
= 440m
three rounds of wire. so = 3*440
= 1320m
cost of wire per metre = Rs 45
cost of wire of 1320m = 1320 * 45
= Rs59400
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