1
a cone
There are exactly 0 faces and edges in a cone .
Conventionally, two faces, one edge and one vertex.
a cone
A cone has two surfaces, one vertex and no edges.
One possible answer is an infinite cone. Spheres have one face but no vertex. No physical 3-D shape can have a vertex without having more than one face (a real cone typically has two: side and bottom).
triangular prism
2
One.
None
An infinite cone.
There are no edges on a cone