Regular Octagon Area (related to the inradius)


Octagon is a polygon that has eight sides.
A regular octagon is a closed figure with sides of the same length and internal angles of the same size. The internal angle at each vertex of a regular octagon is 135°. The area of a regular octagon is related by the length of the radius of the inscribed circle of the octagon.

Related formulas


AoArea of the octagon (m2)
rInradius (m)