Unlocking Circle Areas with Ease

Calculate the area of a circle effortlessly using our interactive tool. Simply input the radius and choose your preferred unit.

Understanding Circle Area

The area of a circle is the amount of space enclosed within its circumference. It's a fundamental concept in geometry and is used in various real-world applications, from calculating the material needed to make a circular pizza to determining the coverage of a sprinkler.

Formula

The formula to calculate the area of a circle is given by:

`$$ A = \pi r^2 $$`

How to Use This Calculator

Simply enter the radius of the circle in the input field. Choose the unit of measurement for the radius from the dropdown menu. Click the "Calculate Area" button to compute the area. The result will be displayed below, and you can copy it with the "Copy Result" button.

Units

This calculator supports various units for the radius, including millimeters, centimeters, meters, kilometers, miles, inches, feet, and yards. The calculated area will be displayed in the corresponding square unit.