C# Math Acos

Description

Math Acos returns the angle whose cosine is the specified number.

Syntax

Math.Acos has the following syntax.

public static double Acos(
  double d
)

Parameters

Math.Acos has the following parameters.

• d - A number representing a cosine, where d must be greater than or equal to -1, but less than or equal to 1.

Returns

Math.Acos method returns An angle measured in radians.

Example

The following code shows how to use Math.Acos method.

using System;/*w  w w .jav a 2 s .c  om*/

public class MainClass{
  public static void Main(String[] argv){  

    
    System.Console.WriteLine(Math.Acos(0.5));

  }
}

The code above generates the following result.