public static double GetFigureSize(Figure _fgr) { double size = 0; double allX = 0; double allY = 0; double allZ = 0; foreach (Point pnt in _fgr.GetArray()) { allX += pnt.GetX(); allY += pnt.GetY(); allZ += pnt.GetZ(); } size = Math.Sqrt(Math.Pow(allX, 2) + Math.Pow(allY, 2) + Math.Pow(allZ, 2)); return size; }