A wire in the shape of rectangle of length18 cm and width 15 cmis reshaped and bent in the form of a circle.Find the radius and area of the circle of
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Perimeter of rectangle= circumference of circle
Perimeter of rectangle=2(l+b) =2×33
=66 cm
66. cm =circumference of circle
66= 2πr
r=66×7/22×2
r=21cm
area of circle =πr^2
22×21×21/7
=1386cm ^2
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