Question

A peice of wire is in the form of a rectangle whose lenght is 52 cm and beadth is 36 cm. it is cut at a point and bent in the form of a circle. find the radius of the circle.

Answer 1

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Answer 2

perimeter of rectangle = 2(52+36)

                                       = 176 cm2

perimimeter of rectangle = circumfrence of circle

176=2 x pie x r

r = 176 x 7 /22 x 2

r=28