Draws line segments.
Accessing the Command
Command bar: line
aliases: l, 3dline
menu bar: Draw  Line
quad Tab: Draw  Line
ribbon: Draw  Draw  Line
Model  Draw  Line
Sketch  Draw  Line
toolbar: Draw
: Line
The first time you use the Line command in a drawing, prompts you:
Start of line: (Pick a point, or enter x,y,z coordinates)
Set end point or [Angle/Length/Undo]: (Pick a point, enter x,y,z coordinates, or else choose an option)
Set end point or [Angle/Length/Follow/Undo]: (Pick a point, enter x,y,z coordinates, choose an option, or else press Enter to exit)
Set end point or [Angle/Length/Follow/Close/Undo]: (Pick a point, enter x,y,z coordinates, choose an option, or else press Enter to exit)
The next time you use the command in the drawing, prompts you:
Start of line or [Follow] <Last point>  ((Pick a point, enter x,y,z coordinates, or else choose an option)
Command Options
Option 
Description 
Start of line 
Specifies the starting point of the first line segment:

Last point 
Starts the new line at the end of the previouslydrawn line: Press Enter to use the most recently specified point. 
End point 
Specifies the endpoint of each line segment:

Angle 
Draws the line at a userspecified angle and distance; prompts you:

Length 
Draws the line at a userspecified distance and angle; prompts you:

Undo 
Undoes (erases) the last line segment. 
Follow 
Draws the next line segment at the same angle as the previous segment; prompts you: Length of line  (specify the length of the segment.) 
Close 
Closes the "polygon" by drawing a line segment between the current endpoint and the first start point. 
Grips Editing
Lines can be edited directly through grips:

Select the line. Notice that it has three grips.

Drag the grips to perform the following actions
 Drag an endpoint grip to stretch the line.
 Drag the midpoint grip to move the line.
Procedures
Related Commands
MLine  draws multilines.
PLine  draws connected lines and arcs.
Ray  draws semiinfinite lines.
Sketch  draws sketched (freehand) lines.
Trace  draws wide line segments.
XLine  draws infinite lines.
Properties  changes the properties of lines through a dialog box.
Change  changes the properties of lines through the command bar.