Rotating an image moves it around its center point. It is a convenient command for re-aligning scanned images that are crooked.
To rotate an image:
1) Select the direction of rotation by clicking the Direction's option button or its text. Right is clockwise; left is counter-clockwise.
2) Set the degrees of rotation:
3) To define background color use the “Fill Color” options box.
4) Click OK to close the dialog box and rotate the image.