ExtractExtract faces from a mesh
-
Edit Mesh > Extract
Turn off Separate extracted faces to make the duplicated faces part of the existing mesh.
Separate
To separate polygon shells into separate meshes
-
Mesh > Separate
Split
Splitting a shared vertex
- Select the shared vertex
- Edit Mesh > Detach
To display Vertex numbers:
Display > Polygons > Components ID > Vertices
Slice
Mesh Tools > Multi-Cut