WPF 2D PathGeometry Class

<Window x:Class="WpfApplication18.MainWindow"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="MainWindow" Height="850" Width="525">
<Grid>
<StackPanel>
<Path Stroke="Black">
	<Path.Data>
		<PathGeometry>
			<PathFigure StartPoint="10,10">
				<LineSegment Point="130,100"/>
				<LineSegment Point="110,150"/>
			</PathFigure>
		</PathGeometry>
	</Path.Data>
</Path>
<Path Stroke="Blue">
	<Path.Data>
		<PathGeometry>
			<PathFigure StartPoint="10,20">
				<PolyLineSegment 
				Points="200,120,220,20,100,170"/>
			</PathFigure>
		</PathGeometry>
	</Path.Data>
</Path>
<Path Stroke="Blue">
	<Path.Data>
		<PathGeometry>
			<PathFigure StartPoint="10,20">
				<ArcSegment Point="200,50" Size="40,30"
					SweepDirection="Counterclockwise"/>
			</PathFigure>
			<PathFigure StartPoint="100,50">
				<ArcSegment Point="200,50" Size="50,30" 
		SweepDirection="Clockwise"/>
			</PathFigure>
		</PathGeometry>
	</Path.Data>
</Path>
</StackPanel>
</Grid>
</Window>

reference : Practical WPF Graphics Programming