If you mean vertices, there are eight in an octagon.
An octagon need not have any sides that are vertical.
it has 5 verticles
according to my subject the answer is five(5) verticles
Polygons of 6 or more sides have more than 5 vertices such as an octagon which has 8 vertices
None.
Two
it has 6
4
There is eight.
8
6.
1