Yes
4
No, but an octagon is.
An octagon can be an irregular shape, but a regular octagon has all sides and angles equal.
an octagon is it's own shape with 8 sides
Yes
They can be symmetrical
4
No, but an octagon is.
Octagon
An 8 sided shape is an octagon
an octagon is it's own shape with 8 sides
An octagon can be an irregular shape, but a regular octagon has all sides and angles equal.
It is called an octagon and an irregular octagon can take any shape.
An octagon is an 8 sided shape.
octagon
An octagon