using System;

public class Program

{

    static private double pyth(double leg1, double leg2)

{

    double pyth = Math.Sqrt(Math.Pow(leg1, 2) + Math.Pow(leg2, 2)); return pyth;

}

​

    static private double leg(double hyp, double leg1)

{

    double leg = hyp*hyp;

        double leg2 = leg1*leg1; 

      return Math.Sqrt(leg-leg2);

}

​

    public static void Main()

{

string choice = " ";

start:

Console.WriteLine("Would you like to calculate the hypotneus or a leg");

string triangle = Console.ReadLine();

if(triangle == "hypotneus")

{

Console.WriteLine("Please enter your first value");

double input1 = double.Parse(Console.ReadLine());

Console.WriteLine("Please enter your second value");

double input2 = double.Parse(Console.ReadLine());

double output = pyth(input1, input2);

Console.WriteLine("The hypotenuse value for the numbers " +input1+ "and "+input2+" is" + output); 

}

else if(triangle == "leg")

{

Console.WriteLine("Please enter your first value");

double input1 = double.Parse(Console.ReadLine());

Console.WriteLine("Please enter your second value");

double input2 = double.Parse(Console.ReadLine());

double output = leg(input1, input2);

Console.WriteLine("The leg value for the numbers " +input1+ "and "+input2+" is " + output); 

}

​

if(choice == "Y")

{

    goto start;

}

else if (choice == "n")

{

    Console.WriteLine("Thank you for using the lab");

}

} 

​

​

    }

​