Question

Length of park is 25 metre , and breadth is 20 metre .The park is surronded by wire .If the wire is fold a circle , find diametre of the circle.

Answer 1

perimeter=2(l+b)

l=25 m

b=20m

therefore perimeter=90m

now perimeter of circle=pie *d

22\7*d=90

d=90*7\22

Answer 2

please see the attachment
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