<Window x:Class="Drawing.SimpleArc" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" Title="SimpleArc" Height="300" Width="300" > <Grid> <Path Stroke="Blue" StrokeThickness="3"> <Path.Data> <PathGeometry> <PathGeometry.Figures> <PathFigureCollection> <PathFigure IsClosed="False" StartPoint="250,150" > <PathFigure.Segments> <PathSegmentCollection> <ArcSegment Point="10,100" Size="200,300" SweepDirection="Clockwise" /> </PathSegmentCollection> </PathFigure.Segments> </PathFigure> </PathFigureCollection> </PathGeometry.Figures> </PathGeometry> </Path.Data> </Path> </Grid> </Window>