Edges: 8 Vertices: 5
Every dodecahedron - not just an average one, has 12 faces. It can have as few as 8 vertices.
12
When you say "sides", do you mean faces or edges? A dodecahedron has 12 faces and 30 edges.
It need not have any.
Eight.
It has 8 vertices.
Eight vertices.
A triangle has 3 vertices
what kind of pyramid?
1 edge, no vertices
A dodecahedron has 12 sides.
A dodecahedron can have 8 to 20 vertices.
A dodecahedron can have 8 to 20 vertices.
Edges: 8 Vertices: 5
a dodecahedron has 20 vertices and 12 faces
A dodecahedron need not have any triangular faces.