# Diameter of a Circle from Area Calculator

A circle is a plane geometry figure, which is formed by combining a set of all points in a plane that are at a given distance from the center point. A diameter of a circle is defined as a straight line passing from one side to another side through the center point. An online calculator to calculate the circle diameter based on the area. Just enter the area value in the input field and click calculate in this Diameter of a circle from area calculator to find the result.

A circle is a plane geometry figure, which is formed by combining a set of all points in a plane that are at a given distance from the center point. A diameter of a circle is defined as a straight line passing from one side to another side through the center point. An online calculator to calculate the circle diameter based on the area. Just enter the area value in the input field and click calculate in this Diameter of a circle from area calculator to find the result.

Code to add this calci to your website

#### Formula:

d = (√ (a/π)) × 2
**Where,**
d = Diameter
a = Area
### Example:

Find the circle diameter whose area is 30cm^{2}?

#### Solution:

Diameter of a Circle from Area = (√ (a/3.14)) × 2

= (√ (30/3.14)) × 2

= 6.1804 cm