AutoCAD 2015 and AutoCAD LT 2015 Bible

The most comprehensive AutoCAD book around!

Create a circle with a width

There are various reasons that you might need to create a circular object with a specific width, such as matching cable widths, or showing cross sections. I’ve come up with 4 ways to go about this. The right one for you will depend on your needs.

Fit a polygon

An excellent method uses the POLYGON […]

Measure almost anything with the MEASUREGEOM command

The MEASUREGEOM command is fairly new (since AutoCAD 2010). It measures distance, radius, angle, area, and volume and replaces some older commands like AREA and DIST (although those commands still exist).

Choose Home tab> Utilities panel and then click the Measuregeom drop-down list. Then choose the option that you want to start the MEASUREGEOM command.


Stretch a circle with grips and specify the radius or change in radius

You can easily stretch a circle with grips. To specify the new radius, just enter it on the command line (or in the Dynamic Input tooltip). But suppose the information you have is the difference between the two radii?

For example, let’s say that your circle’s radius is 1.825 and you know that you have […]

Draw minor and clockwise arcs

When you draw an arc, the specifications that you provide may define two, rather than one arc — one minor (less than 180 degrees) and one major. The ARC command always draws the minor arc by default, in the counterclockwise direction.

For example, if you specify the Start, End, and Radius options, the center can […]

Tutorial: Draw a 3D threaded bolt

A common, but difficult task, is to create a threaded bolt. I recently got a request for more 3D tutorials, so here you go. This tutorial assumes an intermediate knowledge of AutoCAD.

I rummaged around a box of miscellaneous junk and found this bolt. It’s about 3 inches long.

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