- In geometry, a
hendecagon (also
undecagon or endecagon) or 11-gon is an eleven-sided polygon. (The name
hendecagon, from Gr****
hendeka "eleven" and –gon...
-
which collectively represent the
diagonals and
sides of a
hendecagon. A
regular hendecagon cannot be
constructed with a comp**** and
straightedge alone...
- The term
figurate number is used by
different writers for
members of
different sets of numbers,
generalizing from
triangular numbers to
different shapes...
-
Heptagon – 7
sides Octagon – 8
sides Nonagon – 9
sides Decagon – 10
sides Hendecagon – 11
sides Dodecagon – 12
sides Tridecagon – 13
sides Tetradecagon – 14...
-
These same four
forms can also be
considered as
stellations of a
regular hendecagon.
Since 11 is prime, all
hendecagrams are star
polygons and not compound...
- alone; the
first regular polygon unable to do so is the eleven-sided
hendecagon.
While the
regular decagon cannot tile
alongside other regular figures...
- trigon, tetragon, pentagon, hexagon, heptagon, octagon, enneagon, decagon,
hendecagon, dodecagon, ... enneadecagon, icosagon, triacontagon, ... chiliagon, myriagon...
- A
Reuleaux triangle [ʁœlo] is a
curved triangle with
constant width, the
simplest and best
known curve of
constant width other than the circle. It is formed...
-
hendecagonal prism whose faces are
regular hendecagons, and each of its
vertices is a
common vertex of 2
squares and 1
hendecagon. In a
vertex figure a hendecagonal...
-
regular faced:
Hendecagonal pyramid – 11
isosceles triangles and 1
regular hendecagon, C11v,
order 11 Trapezo-rhombic
dodecahedron – 6 rhombi, 6 trapezoids...
