Answers

2016-03-10T21:01:21+05:30
Assume radius of playground be R cm
so,  \pi  R^{2}
 22*7*R*R = 22176
or, R*R = 7056
or, R= 84
Perimeter of playground = 2*22/7*84  = 528 m
Cost of fencing = 528*50 = Rs 26400
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