Flip the composition of an image
You use the Flip adjustment controls when you want to flip the composition of the image vertically, horizontally, or both.
Flip an image’s composition
Select a photo.
If the Flip controls are not shown in the Adjustments inspector or the Adjustments pane of the Inspector HUD, choose Flip from the Add Adjustment pop-up menu.
Choose an option from the Flip Type pop-up menu:
To flip the image horizontally: Choose Horizontal.
To flip the image vertically: Choose Vertical.
To flip the image both horizontally and vertically: Choose Horizontal and Vertical.