A Gardener wants to fence a circular garden of diameter 21 find the length of the rope he needs to purchase if he makes 2 rounds of fence Also finds the cost of the rope if its costs rupee 4 per meter take πas 22÷7
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Step-by-step explanation:
since he makes 2 round
length of rope =2*2πr
=2*2*22/7*21/2
2*22*3=132
cost=4*132=528
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