Polyline and Polyline.Points
<UserControl x:Class='SilverlightApplication3.MainPage' xmlns='http://schemas.microsoft.com/winfx/2006/xaml/presentation' xmlns:x='http://schemas.microsoft.com/winfx/2006/xaml' xmlns:d='http://schemas.microsoft.com/expression/blend/2008' xmlns:mc='http://schemas.openxmlformats.org/markup-compatibility/2006' mc:Ignorable='d' d:DesignWidth='640' d:DesignHeight='480'> <Canvas> <Polyline Stroke="Brown" StrokeThickness="4" StrokeDashArray="1 1" Canvas.Left="119" Canvas.Top="170" > <Polyline.Points> <Point X="0" Y="0"/> <Point X="30" Y="30"/> <Point X="60" Y="20"/> <Point X="100" Y="50"/> </Polyline.Points> </Polyline> </Canvas> </UserControl>