# Radius of a Circle Calculator

**The radius of a Circle Calculator**

Don’t know how to calculate the Radius of a Circle? Mycaclu helps you to find it through the Radius of a Circle calculator. This free online calculator is very effective and easy to use as it does not require any skill to master.

**How to use the Mycalcu Radius of a Circle Calculator?**

- Enter the value of the Diameter, if given to calculate the radius
- Enter the value of the Circumference, if given to calculate the radius
- Enter the value of the Area, if given to calculate the radius

### Would you like to use the __Diameter of a Circle Calculator__

**How to Calculate the Radius of a circle?**

Radius = D/2

Radius = √A/Π

Radius = C /2*Π where

Π = Pi which is approximately equal to 3.141

r = Radius of the Radius of a Circle

D = Diameter of a Circle

A = Area of a Circle

C = Circumference of a circle