Engineering Drawing
On a floor plan the dashed line that appears approximately 24" outside the exterior wall represents the ________.

Roof overhang
Sidewalk
None of these
Plumbing drain lines

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Engineering Drawing
Traditional drafters need to be able to create several different line widths because ________.

They seem to transmit better in a fax machine
The line width has to do with how dark it appear in the finished drawing
It makes no difference
Different line widths convey different information

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