public static void Main()
Console.WriteLine("please enter first number to add");
int addNumber1=int.Parse(Console.ReadLine());
Console.WriteLine("please enter second number to add");
int addNumber2=int.Parse(Console.ReadLine());
int result = addNumber1 + addNumber2;
Console.Write("the result is: ", result);
Console.WriteLine("please enter name");
string Name=Console.ReadLine();
Console.WriteLine("please enter age");
string age=Console.ReadLine();
Console.WriteLine("please enter city");
string city=Console.ReadLine();
Console.Write("your name is ",Name," you are ", age, " years old and live in ", city);
Console.WriteLine("please enter width");
float width=float.Parse(Console.ReadLine());
Console.WriteLine("please enter length");
float length=float.Parse(Console.ReadLine());
float area = length * width;
Console.Write("the area is: ", area);
Console.WriteLine("please enter first number to average");
float averageNumber1=float.Parse(Console.ReadLine());
Console.WriteLine("please enter second number to average");
float averageNumber2=float.Parse(Console.ReadLine());
Console.WriteLine("please enter third number to average");
float averageNumber3=float.Parse(Console.ReadLine());
float average = ((averageNumber1 + averageNumber2 + averageNumber3)/3);
Console.Write("the average of ", averageNumber1, " , ", averageNumber2, " and ", averageNumber3, "is: ", average);
Console.WriteLine("please enter length");
double pylength=double.Parse(Console.ReadLine());
Console.WriteLine("please enter width");
double pywidth=double.Parse(Console.ReadLine());
double hypotoneuse=Math.Sqrt(pylength*pylength+pywidth*pywidth);
Console.Write("the hypotoneuse: ", hypotoneuse);