An octagon has eight sides and eight vertices. An octagon has 8 sides and 8 vertices.
6 sides and vertices
Yes, they can have sides and vertices.
A triangle has three sides and three vertices.
3 sides and vertices, 5 sides and vertices, 7 sides and vertices, and so on. There is no other pattern, necessarily.
3 vertices and 3 sides.
4 sides and 4 vertices
8 sides 8 vertices
4 sides 4 vertices
Six sides and six vertices.
6 sides and 8 vertices
3 sides and 3 vertices