• Thumbnail for Zonogon
    In geometry, a zonogon is a centrally-symmetric, convex polygon. Equivalently, it is a convex polygon whose sides can be grouped into parallel pairs with...
    6 KB (572 words) - 19:04, 8 July 2024
  • symmetric, every face of which is a polygon that is centrally symmetric (a zonogon). Any zonohedron may equivalently be described as the Minkowski sum of...
    25 KB (2,511 words) - 05:58, 9 June 2024
  • Thumbnail for Hexagon
    two lengths have a 150° angle between them. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    30 KB (2,669 words) - 03:46, 28 September 2024
  • Thumbnail for Octagon
    side length 2 are: (±1, ±(1+√2)) (±(1+√2), ±1). Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    18 KB (2,148 words) - 14:17, 8 October 2024
  • Thumbnail for Decagon
    half the symmetry order of the regular decagon. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    15 KB (1,851 words) - 07:19, 1 July 2024
  • Thumbnail for Dodecagon
    using compass-and-straightedge construction: Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    16 KB (1,254 words) - 14:20, 3 May 2024
  • _{i=1}^{n}d_{i}^{2}{\biggr )}^{2}=2n\sum _{i=1}^{n}d_{i}^{4}} . Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    30 KB (3,196 words) - 12:30, 4 October 2024
  • Thumbnail for Icosagon
    the symmetry order of the regular icosagon. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    11 KB (926 words) - 02:47, 20 June 2024
  • Thumbnail for Triacontagon
    of freedom but can be seen as directed edges. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    10 KB (710 words) - 15:34, 11 May 2024
  • Thumbnail for Icositetragon
    of freedom but can be seen as directed edges. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    10 KB (704 words) - 09:57, 11 January 2024
  • Thumbnail for Hexadecagon
    of freedom but can be seen as directed edges. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    12 KB (1,118 words) - 09:55, 11 January 2024
  • Thumbnail for Tetradecagon
    symmetry order of the regular tetradecagon. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    12 KB (864 words) - 20:58, 7 July 2024
  • Thumbnail for Octadecagon
    of freedom but can be seen as directed edges. Coxeter states that every zonogon (a 2m-gon whose opposite sides are parallel and of equal length) can be...
    12 KB (824 words) - 13:50, 21 January 2024
  • Thumbnail for Parallelogon
    have central inversion symmetry, order 2. Every convex parallelogon is a zonogon, but hexagonal parallelogons enable the possibility of nonconvex polygons...
    5 KB (257 words) - 00:21, 14 August 2024
  • Isotoxal 4 n {\displaystyle 4n} -gons are centrally symmetric, thus are also zonogons. In general, a (non-regular) isotoxal 2 n {\displaystyle 2n} -gon has D...
    11 KB (868 words) - 23:59, 21 April 2024
  • dissection puzzle, which uses multicolored tiles that are composites of 8-zonogons, to create various designs. He also developed The Geometry Garret, a website...
    11 KB (1,289 words) - 01:08, 14 June 2024