Creating a cross on a grid

gistfile1.cs

private void CreateSymbolX(Grid board)
        {
            var geometry = new PathGeometry { Figures = new PathFigureCollection() };
            var line1 = new PathFigure
            {
                Segments = new PathSegmentCollection { new LineSegment { Point = new Point(25, 25) } },
                StartPoint = new Point(0, 0)
            };
            var line2 = new PathFigure
            {
                Segments = new PathSegmentCollection { new LineSegment { Point = new Point(25, 0) } },
                StartPoint = new Point(0, 25)
            };
            geometry.Figures.Add(line1);
            geometry.Figures.Add(line2);
            Path X = new Path()
            {
                Stroke = new SolidColorBrush(Colors.Red),
                StrokeThickness = 10,
                UseLayoutRounding = false,
                Data = geometry,
                VerticalAlignment = VerticalAlignment.Center,
                HorizontalAlignment = HorizontalAlignment.Center
            };
            Grid.SetRow(X, 0);
            Grid.SetColumn(X, 0);
            board.Children.Add(X);
        }