How to Convert a 2D Model to 3D Using AutoCAD. Use AutoCAD's "Extrude" and "Revolve" commands to turn 2-D designs into 3-D models. "Extrude" is how 3-D modelers to refer to the technique of ...

Prehistoric cave drawings date back about 40,000 years. Ancient Egyptians used papyrus for paper. Artistic drawing flourished during the European Renaissance starting in the 14th century. Now, ...