rotate rectangle throw the z axis

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WPF

3D

i want to rotate rectangle throw the z axis and to fade in fade out in the same time
how can i do that?

i have done just the fade in fade out that work fine

<Style x:Key="myrect" TargetType="Rectangle">

           <Style.Triggers>



                   <EventTrigger RoutedEvent="MouseEnter">

                   <BeginStoryboard>

                       <Storyboard >
                           <DoubleAnimation   Storyboard.TargetProperty="Opacity"
                                   From="1.0" To="0.2" Duration="0:0:.9"
                              AutoReverse="True"

                              >
                         </DoubleAnimation>

                       </Storyboard>

                   </BeginStoryboard>
               </EventTrigger>

           </Style.Triggers>


       </Style>