well you go to image and click on flip and rotate and you click on vertical making it go upside down then you click on you click on horizontal and making it face you upside down then you click on vertical again mirroring the pic (but first you use the little dotted outline box and out line the part of the pic you want mirrored then you right click push copy your copy will show up and then you left click on the copy and at the bottom you will see flip/rotate click on that and then you go to the bottom of the thing and you will see angle something click on that then click on 180)