To draw a Line:
- Select the Line tool (). The cursor changes to a pencil ().
- Click to set the starting point of your line.
- Move the mouse in the direction you want to make a line.
- Double-click on the endpoint of the line to create a single line.
The line length can be specified precisely using the Measurements field while drawing a line. See Specifying Precise Line Values for further information on using the Measurements field with Line entities.
Locking a line horizontally or vertically
Press and hold the Shift key while drawing a line to lock the line to the red or green axis.