If you convert 6 2/3 to an improper fraction, the answer will be 12/3.

The term scale describes the relative size at which a drawing has been made.

The basic unit of linear measure in the metric system is the ____.

To convert inches to millimeters, multiply by 25.4.

When calculating the area of a wall, do not include the area taken up by doorways.

Match the following plumbing symbols to the corresponding letters in the figure below.

In a set of drawings, architectural drawings are typically prefixed with the letter D.

Details are made at a smaller scale than a plan drawing.

Extension lines are placed at the bottom of the legend.

A list of symbols and their corresponding meanings can be found in the ____.