[br][br]STEPS:[br]1) Select the Rotate Tool [icon]/images/ggb/toolbar/mode_rotatebyangle.png[/icon][br]2) Click on the inside of ABCD (try to avoid the sides and vertices) - the perimeter will highlight[br][br]3) Click the center of rotation [br][br]4) Type in the angle and select the direction!
Why wasn't the direction (clockwise vs. counterclockwise) mentioned in this problem? Try both directions! What do you notice?