To Join Polylines, Splines, Lines, and Arcs Into a Single Polyline

  1. Click Home tabModify panelEdit Polyline. Find
  2. Select a polyline, spline, line, or arc to edit. If you selected a spline, line, or arc, press Enter to convert the selected object into a polyline.
  3. Enter j (Join).
  4. Select one or more polylines, splines, lines, or arcs that are located end to end.
  5. Press Enter to end the command.
Note: