... xmlns="http://schemas .microsoft. com/winfx/2006/xaml/presentation" xmlns:x="http://schemas .microsoft. com/winfx/2006/xaml" xmlns:CustomCommands="clr-namespace:WpfApplication 13. CustomCommands" ... . . . . . . . . . . . . . . . 155 Brushes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155 Shapes. . . . . . . . . . . ... here:<Button Command="ApplicationCommands.Find" Height=" 23& quot; HorizontalAlignment="Right" Margin="0,0 ,38 ,80" Name="Button3" VerticalAlignment="Bottom"...