// find diagonal
public static double Diagonal(Rectangle r)
{
double width = r.Width + Math.Abs(r.Point.Coords[0]);
double length = r.Length + Math.Abs(r.Point.Coords[1]);
return Math.Sqrt(width * width + length * length);
}
// copy constructor
public Rectangle(Rectangle newRectangle)
: this(newRectangle.Length, newRectangle.Width, newRectangle.Point)
{
}
// find area
public static double Area(Rectangle r)
{
double width = r.Width + Math.Abs(r.Point.Coords[0]);
double length = r.Length + Math.Abs(r.Point.Coords[1]);
return width * length;
}
