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- A CAD model of the object of interest. This tutorial assumes user is working in SolidWorks.
Before proceeding ask yourself: is a hand calculation not sufficient for this task?
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Save CAD assembly As a new .SLDPRT file (you can save assemblies as parts!). Double click "Part" if it pops up on screen.
Defeature the model using the "Delete Face" and "Delete Body" tools. Your judgement is required to determine what's important.