To draw a box, select the Box icon.
Use one of the following procedures to draw boxes:
● Click and drag to draw a rectangle. When you hold down Shift, the resulting box is square.
● Click to position three corners of the box, then double-click (or use the middle mouse button) on the first corner to complete the box.
● Click to position one corner, and then double-click (or use the middle mouse button) to position the opposite corner. A rectangular box is created.