static void Main(string[] args)
{
Console.WriteLine("Area de Cuadrado {0}", CalculoDeArea.CalcularCuadrado(20));
Console.WriteLine("Area de triangulo {0}", CalculoDeArea.CalcularTriangulo(20, 10));
Console.WriteLine("Area de Ciruclo {0}", CalculoDeArea.CalcularCircuylo(10));
Console.ReadKey();
}
