The LENGTHEN command is used to change the length of objects and angles of arcs.

How to access the lengthen command

  1. When using 2D Drafting workspace,

Home tab > Modify panel > Lengthen, as shown in the following picture,

2. When using GstarCAD Classic workspace,

Modify > Lengthen, as shown in the following picture,

3. Command Entry: LENGTHEN

Enter “LENGHEN”, as shown in the following picture,

A step-by-step tutorial

Delta parameter

After executing the Lengthen command, we are prompted to

Select an object or [DElta/Percent/Total/DYnamic]:

  1. Lengthen a line

We can lengthen a line, arc, polyline, elliptical arc using the DElta parameter.

Please note: when prompted to enter delta length, we could enter a negative value to shorten the length.

see bigger image, click https://blog.gstarcad.net/wp-content/uploads/2019/10/lengthen0001.gif

2. Lengthen an arc

Another thing we can do with DElta parameter is to change angles of arcs.

Please note: when prompted to enter angle increment, we could enter a negative value to shorten the arc.

see bigger image, click https://blog.gstarcad.net/wp-content/uploads/2019/10/lengthen0002.gif

Total parameter

  1. Specify the total length

We can stretch object from the endpoint that is nearest from the selected point to specified total lengthen

Specify the total angle

Percentage parameter

see bigger image, click https://blog.gstarcad.net/wp-content/uploads/2019/10/lengthen009.gif

Dynamic parameter

see bigger image, click https://blog.gstarcad.net/wp-content/uploads/2019/10/lengthen0011.gif

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