Question

A cooper wire when bent in the form of square enclose an area of 121cm2 .if the same wire bent in the form of a circle
then the area of circle??
please solve it.​

Answer 1

Answer:

Step-by-step explanation:area of square=121cm^2=sade^2 so side=11cm,now perimeter of square=4×11cm=22cm=perimeter of circle=2×(22÷7)×radius so radius=3.5cm, now area of circle=(22÷7)×3.5×3.5=77÷2=38.5cm^2