Circle Area Calculator

Enter value and click on calculate. Result will be displayed.

A = π r2

Radius :

Result :

Area of Circle :
Diameter of Circle (2r) :
Circumference of Circle (2πr) :
What is the circle area? Circle area is a simple thing. The stretch of a circle on a two-dimensional plane. It tells you the area occupied by the circle in the unit square. 
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