public static void Main(string[] args) { Rectangle rectangle = new Rectangle(); Console.WriteLine("Area of Rectangle Length: {0} and Breadth: {1} = {2}", 100, 200, rectangle.FindArea(100, 200)); Console.WriteLine("Perimeter of Rectangle Length: {0} and Breadth: {1} = {2}", 100, 200, rectangle.FindPerimeter(100, 200)); }