## Diameter Of Circle

The distance across a circle through its center point,is called Diameter of circle.

The diameter of a circle is the length of the line through the center and touching two points on its edge. The diameter is also a chord. A chord is a line that joins any two points on a circle. A diameter is a chord that runs through the center point of the circle. It is the longest possible chord of any circle.Sometimes the word 'diameter' is used to refer to the line itself

## $$2r$$

here r=radius of circle.

ENTER THE VARIABLES TO BE USED IN THE FORMULA