DO:4.7 PRACTICE PROBLEMS
1. Discuss the statement “Line trimming can be essential when constructing solid models”.
2. a) For the part below, describe how it would be represented with a winged edge B-Rep data structure. Draw the winged edges, then create data arrays.
b) For the model in part a) suggest how tolerances could be added to the arrays.
3. Draw a B-rep solid model representation for the box below. Vertices have been drawn, you will need to add the other data elements to complete the model.
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