About Lines

The line object is the most basic and common object in AutoCAD drawings of any discipline.

Each segment is a line object that can be edited separately, assigning properties such as layer, linetype, and lineweight. The simplest method to draw a line is to click two locations in the drawing area, however you will want your drawing to be much more precise.

Precision in Specifying Point Locations

Precision in Specifying Angle Directions

You can use these tools along with direct distance entry to draw objects quickly and with precision.