Drawing construction lines
Drawing construction lines by specifying the angle

Drawing construction lines that parallel other entities

Erasing construction lines

Drawing construction lines that parallel other entities

There are two options for drawing construction lines that parallel existing entities:

    Offset Draws a construction line parallel to an existing entity by a specified offset distance.

    Match Draws a construction line on top of an existing entity.

To draw a construction line that parallels another entity and specify an offset distance

   1   Do one of the following to choose Construction Line > Offset ():  

    On the ribbon, choose Draw > Construction Line > Offset.

    On the menu, choose Draw > Construction Line > Offset.

    On the Construction Line toolbar, click the Offset tool.

    Type cline, choose Offset, and then press Enter.

   2   Enter the distance you want the construction line drawn from an entity.

   3   Select the entity that you want the construction line to parallel.

   4   Select the side of the entity where you want to draw the construction line.

   5   To complete the command, press Enter.

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Entity you want to parallel (A) and the side for the construction line (B).

To draw a construction line that parallels another entity and specify a through point

   1   Do one of the following to choose Construction Line > Offset ():  

    On the ribbon, choose Draw > Construction Line > Offset.

    On the menu, choose Draw > Construction Line > Offset.

    On the Construction Line toolbar, click the Offset tool.

    Type cline, choose Offset, and then press Enter.

   2   Choose Through point.

   3   Select the entity that you want the construction line to parallel.

   4   Specify the point through which you want the construction line to pass.

   5   To complete the command, press Enter.

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Entity you want to parallel (A) and the point through which you want the construction line to pass (B).

To draw a construction line that parallels another entity and matches its location

   1   Do one of the following to choose Construction Line > On Entity ():  

    On the ribbon, choose Draw > Construction Line > On Entity.

    On the menu, choose Draw > Construction Line > On Entity.

    On the Construction Line toolbar, click the On Entity tool.

    Type cline, choose Match, and then press Enter.

   2   Select the entity that you want the construction line to match.

   3   To complete the command, press Enter.