This is a thin solid line directing attention to a note or dimension and starting with an arrowhead or dot:

When setting up a mechanical drawing in Auto-CAD the drafter should set the units to ________.

The abbreviation for the term Figures is</p>

A back or backing weld is a type of:

Circular shapes appear in this fashion when viewed at an angle other than 90 degrees:

Spur gear design normally begins with selecting this:

This is a conical-shaped recess around a hole, often used to receive a tapered screw head:

</p><p>In electrical drawings, the given symbol is used to indicate a _________.</p> <p><img …