A sphere.
If it is a an hexagonal prism then it will have 12 vertices
A sphere is not a 3dshape
cube
A sphere for example.
How about a sphere or a cylinder
A sphere...
polyhedron
retangle
There is no limit to the number of vertices nor edges.
That 3D shape is called triangular pyramid.
A 3D star does not have corners, as it is a geometric shape made up of interconnected edges and vertices.