To Delete a Group
1. Click Edit > Delete.
2. Pick any entity that belongs to the group that you want to delete.
3. Click Done Sel.
4. Select one of these from the DEL GROUP menu:
◦ Delete—Deletes all entities in the group.
◦ Explode—Explodes the group. All entities are dissociated.
You can use Delete to delete a cross-section by doing one of the following:
• Delete a cross-section without deleting boundaries by picking inside the cross-section.
• Delete a cross-section with its boundaries by clicking on the boundaries of the cross-section.