CDS Model Paper 3 Mathematics

Let the radius of a circle is r and a be the length of the side of a square.
Given, circumference of a circle = Perimeter of a square
⇒ 2πr=4a
⇒ a=

π

2

r=1.57r
Now, area of the circle (Ac)=πr2=3.14r2
and area of the square (As)=a2=2.4649r2
∴ Area of circle > Area of square