How do you find the area of a regular octagon given a radius?
1 Answer
Jan 5, 2016
Area
where
Explanation:
Consider the diagram below with radius
A regular octagon can be thought of as being composed of
The area of a "kite" with diagonals
(This is fairly easy to prove if it isn't a formula you already know).
Consider the "kite"
Therefore (since
The octagon is composed of