Justice of circular Garden is 7.7 M what could be the cost of 3 rounds in fence
the garden at the rate of 50 rupees per metre
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Answer:
lenght needed in 3 rounds =3×7.7m = 23.1m
cost of fencing =50×23.1=1155 rupees
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Length of 1 round = Perimetere of the circle = 2piR
where, pi =22/7
R= 7.7M (given)
Total length of fence for 3 round = 3×2×pi×7.7
= 6×(22/7)×7.7
= 145.2 M
cost per M = 50
Total cost for 145.2M = 145.2×50 = 7260Rs
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