By Glenn Sokolowski
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Regarding Q10 of the quiz, the ?? appears to POINT at the Dimension Value, when you seem to want us to say what would be in place of the ??. It's a little confusing.
In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.
Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.
Learners examine the basic types of dimensioning including unidirectional and aligned systems, and linear, aligned, angled, arrowless, chain, datum, chart, tabular, radius, diameter, typical, and reference dimensions.