Changing the polyline width    

You can change the width of an entire polyline, applying a uniform width to the entire entity or tapering the polyline uniformly along its entire length.    

To apply a uniform width to an entire polyline    

   1   Do one of the following to choose Edit Polyline ():

•    Select Edit Polyline from the ribbon or the menu.

•    On the Modify toolbar, click the Edit Polyline tool.

•    Type editpline and then press Enter.

   2   Select the polyline.

   3   In the prompt box, choose Width.

   4   Specify the new polyline width.

    5    In the prompt box, choose another option, or choose Done to complete the command.

To taper a polyline uniformly along its length

   1   Do one of the following to choose Edit Polyline ():     

•    Select Edit Polyline from the ribbon or the menu.

•    On the Modify toolbar, click the Edit Polyline tool.

•    Type editpline and then press Enter.

   2   Select the polyline.

   3   In the prompt box, choose Taper.

   4   Specify the starting width.

   5   Specify the ending width.

    6    In the prompt box, choose another option, or choose Done to complete the command.