Drag until the star is the desired size. Drag the pointer in an arc to rotate the star. Press the Up Arrow and Down Arrow to add and remove points from the star.
Click where you want the center of the star to be. For Radius 1, specify the distance from the center of the star to the star’s innermost points. For Radius 2, specify the distance from the center of the star to the star’s outermost points. For Points, specify how many points you want the star to have. Then click OK.
For a video on using shape tools, see www.adobe.com/go/vid0036.