C# Implement Cos Method

using System;

class Program
{

    // Main Method 
    public static void Main(String[] args)
    {
        double a = 70;
        double degrees = a;

        // converting value to radians 
        double b = (a * (Math.PI)) / 180;

        // using method and displaying result 
        Console.WriteLine("Degrees: {0} Sin: {1}", degrees, Math.Cos(b));
        a = 50;
        degrees = a;

        // converting value to radians 
        b = (a * (Math.PI)) / 180;

        // using method and displaying result 
        Console.WriteLine("Degrees: {0} Sin: {1}", degrees, Math.Cos(b));
        a = 73;
        degrees = a;

        // converting value to radians 
        b = (a * (Math.PI)) / 180;

        // using method and displaying result 
        Console.WriteLine("Degrees: {0} Sin: {1}", degrees, Math.Cos(b));
        a = 77;
        degrees = a;

        // converting value to radians 
        b = (a * (Math.PI)) / 180;

        // using method and displaying result 
        Console.WriteLine("Degrees: {0} Sin: {1}", degrees, Math.Cos(b));

        Console.Read();
    }
}

 

Output