0, since it is basically many circles put together
3
None.A triangle (not traingle) has 3 vertices (not vetices).
5
8 vertices.
One
5 vertices
A dodecagon has 12 sides and vertices.
A circle
hexagon
A cube has 6 faces, 12 edges, and 8 vertices.
6 faces, 12 edges, and 8 vertices.
A pentagon