Get the Value of PI with JavaScript

02/06/2022
Contents
In this article, you will learn how to get the value of PI with JavaScript.
The Math.PI property
The Math.PI property returns the ratio of the circumference of a circle to its diameter.
The syntax is below.
Math.PI
console.log(Math.PI);
// expected output: 3.141592653589793
Sample Code
Below is a sample code to calculate the area of a circle.
function calculateCircleArea(radius) {
return radius * radius * Math.PI;
}
console.log(calculateCircleArea(10));
// expected output: 314.1592653589793