Question

A copper wire when bent in the form of a square encloses an area of 121cm^(2) square if the same wire is bent into the form of circle find the area of circle

Answer 1

I hope it helps you


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Answer 2

THE COPPER WIRE WHEN BENT IN ANY FORM WILL HAVE THE SAME PERIMETER.
So the perimeter of the square= circumference of the circle
√121 × 4= 22/7 × 2× r
44× 7/44 = r
r= 7
Area= 22/7 × 7 × 7 cm^2= 154 cm^2