An octagon is an 8 sided polygon.
An octagon has 8 sides.
An octagon has 8 vertices.
An octagon has 8 vertices.
An octagon has 8 edges
there are three rhombuses in an octagon.
An octagon has eight sides.
An Octagon has 8 sides
An octagon has 8 angles.An octagon has 8 angles.An octagon has 8 angles.An octagon has 8 angles.
If you mean vertices, there are eight in an octagon.
An octagon has 8 sides or edges
octagon has eight sides
a regular octagon has eight sides