An octagon is an 8 sided figure and looks like a STOP sign.
An octagon is a closed shape with eight sides and the lengths aren't always equal so it doesn't always look like a stop sign This is called an irregular octagon
A stop sign
An octagon is a 8 sided polygon that is also an equilateral figure which means all sides are the same length unless it is an irregular octagon
Dose an octagon look like a house