How to use Math PI Property in JavaScript

In this article, I will explain use of Math PI Property in JavaScript.
  • 2026

JavaScript PI Property

  • PI property of math object returns the ratio of the circumference of a circle to to its diameter which is approximately 3.14159.




The following example is show to use of PI property in javascript.

<!DOCTYPE html>



<h3>PI Property Example</h3>

<p id="demo" style=" background-color:Blue" >Click the button to display PI Value</p>

<button onclick="myFunction()">Click On</button>

<script type="text/javascript">

    function myFunction() {

        document.getElementById("demo").innerHTML = Math.PI;






PI output 1.jpg


PI output final.jpg

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