A drafting instrument that consists of a head that lines up with the true edge of a drafting board is a T-square.
The two triangles used in drafting consist of one with a 45º and 90º angle and one with a 30º, 60ºand 90º angles.
An HB drafting pencil has a hard/thick lead.
When a polygon is circumscribed, it fully encloses a circle that tangent to all sides of the polygon.
When a polygon is inscribed, it fully encloses a circle that is tangent to all sides of the polygon.
A line can be considered tangent when it intersects a cirlce.
In a multiview drawing the top view is directly above the front view.
In a multiview drawing, the right-side view is directly to the left of the front view.
The precision for our units in the DIMSTYLE settings should be set to
A hidden line is a line consisting of a series short dashes that represents a feature hidden from view.
Another name for size description is dimensioning.
A dimension line is a thin line that shows where a measurement begins and ends.
Arrowheads are placed at the ends of dimension lines to show where a dimension begins and ends.
Extension lines extend about 3” past the last dimension line.
In the aligned system for dimensioning, the dimensions are placed in line with the dimension lines.
ANSI standard drawing sheet size A is
ANSI standard drawing sheet size B is
ANSI standard drawing sheet size C is
An instrument used to draw circles and arcs is a?
This protects lines from being erased accidentally?
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