AutoCAD 2008 User's Guide > Create and Modify Objects > Draw Geometric Objects > Draw Construction and Reference Geometry > Draw Construction Lines (and Rays) > 
Draw Construction Lines (and Rays)
Concept Procedure Quick Reference
 
 
 

To create a construction line by specifying two points

  1. Click Draw menu Construction Line.At the Command prompt, enter xline.
  2. Specify a point to define the root of the construction line.
  3. Specify a second point through which the construction line should pass.
  4. Continue to specify construction lines as needed.

    All subsequent xlines pass through the first point specified.

  5. Press ENTER to end the command.
 Toolbar: Draw 
 Command entry: XLINE