AutoCAD 2008 User's Guide > Work with 3D Models > Modify 3D Solids and Surfaces > Select and Modify 3D Subobjects > Modify Faces on 3D Solids > 
Modify Faces on 3D Solids
Concept Procedure
 
 
 

To copy a face on a solid object

To delete a face on a solid object

To change the color of a face on a solid object