static void Main(string[] args)
{
Retangulo r;
r = new Retangulo();
Console.WriteLine("Digite os valores do retângulo: ");
Console.Write("Digite a largura do retângulo: ");
r.largura = double.Parse(Console.ReadLine(), CultureInfo.InstalledUICulture);
Console.Write("Digite a altura do retângulo: ");
r.altura = double.Parse(Console.ReadLine(), CultureInfo.InstalledUICulture);
Console.WriteLine("AREA = " + r.area().ToString("F2", CultureInfo.InvariantCulture));
Console.WriteLine("PERIMETRO = " + r.perimetro().ToString("F2", CultureInfo.InvariantCulture));
Console.WriteLine("DIAGONAL = " + r.diagonal().ToString("F2", CultureInfo.InvariantCulture));
Console.ReadLine();
}
static void Main(string[] args)
{
//Instancia do objeto
Retangulo ret = new Retangulo();
//Leitura dos dados
Console.Write("Informe a largura do retangulo: ");
ret.largura = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
Console.Write("Informe a altura do retangulo: ");
ret.altura = double.Parse(Console.ReadLine(), CultureInfo.InvariantCulture);
//Apresentacao dos resultados
Console.WriteLine("AREA = " + ret.area().ToString("F2", CultureInfo.InvariantCulture));
Console.WriteLine("PERIMETRO = " + ret.perimetro().ToString("F2", CultureInfo.InvariantCulture));
Console.WriteLine("DIAGONAL = " + ret.diagonal().ToString("F2", CultureInfo.InvariantCulture));
Console.ReadLine();
}