Octagon With Different Length Sides. All three facts have been proven. All sides are now of equal length, and all angles should be the same too.
An octagon is a polygon that has eight sides. All corners added together equal 1080°. A regular octagon is represented by the schläfli symbol {8}.
It has eight sides and eight angles.
The formula for perimeter of an octagon is given by: Perfect if you for example want to build your own poker table. Area of a regular octagon. A short line in the middle of each side of a shape means that the sides are all the same length.