Exam 25: Drafting With Instruments

The compass is used to draw __________.

Lettering guides are used to draw guidelines so that letters will not have the same height

Arcs should have definite __________ and ___________ points.

A protractor is used to measure ________.

Triangles come in standard angles such as __________.

For the successful complection of any project drafters are constantly concerne with three factors: _________, _____________, & ___________.

_________ shields are thin sheets of metal with cutouts.

Drafting pencils and drafting pens are used to render a drawing.

The ductwork elbow is one of the most common fittings used in a duct system.

Each side of the uct elbow is called a "cheek".

The sucess or failure of a building construction project can often be determined by the quality of the construction plans.

The architectural scale is used to __________ the size of a drawing.

Years ago, all woring drawings were produced using drawing boards and __________.

Dividers are called _______

The short radius on the inside of the duct ell is called the __________.