<Window x:Class="Drawing.ReusingGeometry"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="ReusingGeometry" Height="300" Width="300"
    >
  <Window.Resources>
    <GeometryGroup x:Key="Geometry">
      <RectangleGeometry Rect="0 ,0 100 ,100"></RectangleGeometry>
      <EllipseGeometry Center="150, 50" RadiusX="35" RadiusY="25"></EllipseGeometry>
    </GeometryGroup>
  </Window.Resources>

  <Canvas>
    <Path Fill="Yellow" Stroke="Blue" Margin="5" Canvas.Top="10" Canvas.Left="10"
     Data="{StaticResource Geometry}">
    </Path>
    <Path Fill="Green" Stroke="Blue" Margin="5" Canvas.Top="150" Canvas.Left="10"
     Data="{StaticResource Geometry}">
    </Path>
  </Canvas>

</Window>
