Question

Four equal circles, each of radius 5 cm, touch each other as shown in the following figure. Find the area included between them (Take π = 3.14).

Answer 1

It is given that four equal circle touches each other as shown in figure.

Let the side of square is a.

We know that

$=\frac{1}{4}\times 78.5c{m}^2$

= 21.5 cm²