WPF VB.Net

    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    x:Class="Microsoft.Samples.Graphics.RectangleExample"
    WindowTitle="Example">
  
                  Data="M10,100 C 100,0 200,200 300,100 z"
          Fill="Blue"
          Stroke="Black"
          StrokeThickness="4" />