Hexagon

Regular hexagon
A regular hexagon
Type	Regular polygon
Edges and vertices	6
Schläfli symbol	{6}, t{3}
Coxeter–Dynkin diagrams
Symmetry group	Dihedral (D6), order 2×6
Internal angle (degrees)	120°
Properties	Convex, cyclic, equilateral, isogonal, isotoxal
Dual polygon	Self

In geometry, a hexagon (from Greek ἕξ, hex, meaning "six", and γωνία, gonía, meaning "corner, angle") is a six-sided polygon.^[1] The total of the internal angles of any simple (non-self-intersecting) hexagon is 720°.