Engineering Drawing
A line drawn with a long section, short dash, and another long section is a __________.

Center of a circle
Center axis of a hidden cylinder
Center of a radius
Hidden feature

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

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

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