13.10.1  Regular hexagons in the plane: hexagon

See Section 14.9.1 for hexagons in space.

The hexagon command creates hexagons.

• hexagon takes two mandatory arguments and four optional arguments:
  • A,B, two points.
  • Optionally, varc, vard, vare, varf, variable names.
• hexagon(A,B,C ⟨varc,vard,vare⟩) returns and draws the regular hexagon ABCDEF, where the vertices are counterclockwise.
  If the arguments varc,vard,vare,varf are given, then the points C,D,E and F will be assigned to them.

Examples.

• Input:
  hexagon(0,1)
  Output:
  
• Input:
  hexagon(0, 1, C, D, E, F)
  Output:
  
  Input:
  affix(C), affix(D), affix(E), affix(F)
  Output:

  √ 3  i+1 2

  +1,

  2 2

  ⎛ ⎜ ⎝

  √

  3

  i+1

  ⎞ ⎟ ⎠

  ,

  2 2

  ⎛ ⎜ ⎝

  √

  3

  i+1

  ⎞ ⎟ ⎠

  −1,

  √ 3  i+1 2

  −1