Parallel ruling straight edge machines are used to draw _____:

Third angle projection is an example of ___ projection.

The working edge of the drawing board should be on the _____ side of the draughtsman:

How are irregular boundary lines and short break lines drawn?

In the first angle projection, the ___ comes between the observer and the plane.

The art of writing titles, notes, etc., on a drawing is called ___.

The isometric view is in the ratio of the true length ___.

___ method is used for developing spheres.