JavaScript Math atan2() Method Last Updated : 01 Aug, 2023 Comments Improve Suggest changes Like Article Like Report Javascript Math.atan2() method is used to return the arctangent of the quotient of its arguments. The Math.atan2() method returns a numeric value between -Π and Π representing the angle theta of an (x, y) point and the positive x-axis. This is the counterclockwise angle, measured in radians, between the positive X-axis, and the point (x, y). Syntax: Math.atan2(value1, value2)Parameters: This method accepts two parameters as mentioned above and described below: value1: This parameter represents the y-coordinate.value2: represents x-coordinate of the point (x,y).Returns: It returns the arctangent of the quotient of its arguments. Below are examples of the Math atan2() Method. Example 1: When the y-coordinate is greater than the x-coordinate: JavaScript console.log(Math.atan2(90, 15)); Output1.4056476493802699Example 2: When y-coordinate is smaller than x-coordinate Input : Math.atan2(15, 90);Output : 0.16514867741462683 JavaScript console.log(Math.atan2(15, 90)); Output0.16514867741462683Example 3: When y-coordinate is the same as x-coordinate JavaScript console.log(Math.atan2(90, 90)); Output0.7853981633974483We have a complete list of Javascript Math Objects methods, to check those please go through this Javascript Math Object Complete reference article. Supported Browsers: Google Chrome 1 and aboveFirefox 1 and aboveOpera 3 and aboveSafari 1 and above Comment More infoAdvertise with us S Shubrodeep Banerjee Follow Improve Article Tags : Misc JavaScript Web Technologies javascript-math JavaScript-Methods +1 More Practice Tags : Misc Similar Reads JavaScript Math E Property The Math.E is a property in JavaScript that simply returns the value of Euler's Number, which is nothing but just has a base of the natural logarithm. Its value is approximately around of 2.71828.Syntax:Math.E;Math.E â 2.718Return Values:It simply returns the value of the base of the natural logarit 2 min read JavaScript Math LN2 Property The Math.LN2 is a property in JavaScript that is simply used to find the value of a natural log of 2. The natural log is of base e which is represented as ln. 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