Question

if the area of a square and a circle are equal, find the ratio of their perimeter ​

Answer 1

Answer:

Let the side length of the square is and the radius of the circle is r. Then, the area of the circle is πr2 π r 2 and the area of the square is a2 . Given that the area of the circle is same as the area of the square. Hence, the ratio of the perimeters of the square and the circle is 2 : √π .