Octagon

Hi,

Today am going to give you some basic knowledge on octagon. In geometry octagon is the one of the polygons shapes, with eight sides. A regular octagon is represented by the below symbol:

A regular octagon has eight sides, eight vertices. These eight sides have equal length and each interior angle measures 135⁰. The sum of octagon angles measures 1080⁰. An octagon has 20 diagonals, 6 equilateral triangle can form one octagon, The area of an octagon is 4.828 s² approximately.Regular octagon shape is used widely in the world.: For example the sign of stop board.

I guess now your are quite familiar with the octagon shape. I will give some information on other shapes of polygon. Till then go through it.