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Parametric Solids and Surfaces

Many objects can be drawn by first drawing a planar profile element (or cross-section) and then extruding or revolving the profile. This way, complex chains and shapes can be extruded or rotated to create elaborate solids and surfaces.

Extruded solid

Surface of revolution

See the Parametric Modeling section for more information. For information on the tools for creating these elements, see here.