Polyline
- 
        Select | Lines | .- (OR) Select the context-sensitive function .
 
- Select the polyline's start point.
- Select the next point.
- Select more points or finish the polyline by pressing the ESC key or the middle mouse button.- You can also finish the polyline by closing the line chain, or selecting the start point as its end point.
 
- Draw more polylines by repeating steps 2-4 or finish drawing polylines by pressing the ESC key or the middle mouse button.

 Polyline
 Polyline Line
 Line Polyline
 Polyline