w3resource

JavaScript acos() Method: Math Object

Description

The acos() method of math object is used to get the arccosine (in radians) of a number.

Version

Implemented in JavaScript 1.0

Syntax

acos(x)

Parameter

x: A number

js-math-object-join

Example:

In the following web document, acos() method returns the arccosine of various numbers.

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=iso-8859-1" />
<title>JavaScript Math object - acos() method example</title>
</head>
<body>
<h1 style="color: red">JavaScript Math object : acos() method</h1>
<hr />
<script type="text/javascript">
//This is done to make the following JavaScript code compatible to XHTML. <![CDATA[
document.write(Math.acos(0.65) + "<br />");
document.write(Math.acos(0) + "<br />");
x=-1
document.write(Math.acos(x) + "<br />");
document.write(Math.acos(1) + "<br />");
y=1
z=1
document.write(Math.acos(y+z));
//]]>
</script>
</body>
</html>

View the example in the browser

Supported Browser

Internet Explorer 7 Firefox 3.6 Google Chrome 7 Safari 5.0.1 Opera 10
Yes Yes Yes Yes Yes

See also:

JavaScript Core objects, methods, properties.

Previous: JavaScript abs() Method: Math Object
Next: JavaScript asin() Method: Math Object

Test your Programming skills with w3resource's quiz.



Become a Patron!

Follow us on Facebook and Twitter for latest update.

It will be nice if you may share this link in any developer community or anywhere else, from where other developers may find this content. Thanks.

https://www.w3resource.com/javascript/object-property-method/math-acos.php