title: Image fill the space on the button in WPF
body: <p>I have <code>Button</code> on my WPF app and I want an <code>Image</code> to fill the <code>Button</code> completely. Currently I have The following code and it does not fill the <code>Button</code>.</p>
  
  <pre><code>&lt;Image x:Key="MyResource" Source="Images/up-arrow-icon.jpg" Margin="0" /&gt;
  
  &lt;telerik:RadButton  Height="25" Width="40" HorizontalAlignment="Left" Margin="417,10,0,0" 
                      Name="radButton1" VerticalAlignment="Top" Click="UpButtonClick"&gt;
      &lt;telerik:RadButton.Content&gt;
          &lt;StaticResource ResourceKey="MyResource"/&gt;
      &lt;/telerik:RadButton.Content&gt;
  &lt;/telerik:RadButton&gt;
  </code></pre>
  
  <p>Do I need resize the <code>Image</code> outside WPF then use it?</p>