The JavaScript math acos() method is used to get the arccosine of a number in radians.
Syntax:
Math.acos(n)
Parameters n: It represents the number whose arccosine has to be get.
Returns Arccosine of a number.
Example:
<!DOCTYPE html> <html> <body> <script> document.writeln(Math.acos(1)); </script> </body> </html>
