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p5.js | sqrt() function

  • Last Updated : 09 Apr, 2019

The sqrt() function in p5.js is used to get the square root of any input number.


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Parameters: This function accepts single parameter n which is an input non-negative number whose square root is being calculated.

Return Value: It returns the square root of any input number.

Below program illustrates the sqrt() function in p5.js:

Example: This example uses sqrt() function to get the square root of an input number.

function setup() { 
    // Create Canvas of size 270*80 
    createCanvas(350, 80); 
function draw() { 
    // Set the background color 
    // Initialize the parameter 
    let a = 25; 
    let b = 16; 
    // Call to sqrt() function 
    let x = sqrt(a);
    let y = sqrt(b); 
    // Set the size of text 
    // Set the text color 
    // Getting output
    text("Square root of 25 is: " + x, 50, 30);
    text("Square root of 16 is: " + y, 50, 50); 



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