Hexagon – a polygon with 6 sides
Hexagons and six both contain an X.
Honeycomb, like in a bee hive, is made up of many hexagons.
Regular hexagons have sides that are all the same length. Irregular hexagons have sides that are different lengths.
The internal angle between the sides of a regular hexagon is 120°. Internal angles are discussed in detail in the section Interior angles of polygons
Hexagons can be convex or concave.