There are many types of nets for the different 3D shapes. A net is made from polygons that can be folded and joined to make a polyhedron. Here is the net of a triangular prism.

Object Details maker Ross, W. W. Description This is one of a series of models illustrating the volume of solids designed by William Wallace Ross, a school superintendent and mathematics teacher in ...

The unpainted wooden model is a triangular prism with three rectangular sides and a triangular base and top. It separates into three pyramids of equal volume; two of these are identical. A diagram of ...

The main helix thus adopts a triangular prism shape, not taking the N-terminal side chain into consideration.