Area Of a Circle Calculator

How to use the Mycalcu Area of a Circle Calculator?

1. Enter the value of the Radius in the first box
2. Click on calculate to get the result  

Would you like to use the  Area of a Rectangle Calculator

Formula of Area of Circle

Area = Π*r² where

Π = Pi which is approximately equal to 3.141

r = Radius of the Circle

How to calculate the Area of a Circle?

1. Take the square of the radius of the circle
2. Multiply the answer with Pi to get the answer

Example

We want to calculate the area of a circle whose radius is 8 cm, we will use the above formula

Area = Π*r²

          = 3.141 x 8²

          = 201.06