- In geometry, a
nonagon (/ˈnɒnəɡɒn/) or
enneagon (/ˈɛniəɡɒn/) is a nine-sided
polygon or 9-gon. The name
nonagon is a
prefix hybrid formation, from Latin...
- nine-pointed
plane figure. It is
sometimes called a nonagram, nonangle, or
enneagon. The word 'enneagram'
combines the
numeral prefix ennea- with the Gr****...
-
nonagon are exceptions,
although the
regular forms trigon, tetragon, and
enneagon are
sometimes encountered as well.
Polygons are
primarily named by prefixes...
-
constitute the enneagram's form. In
other words, most of the maps were
enneagons rather than
enneagrams (refer to
enneagram figure for
drawings that show...
-
enneagons, ⟨9⟩, ⟨9/2⟩, ⟨9/3⟩, and ⟨9/4⟩ have 140°, 100°, 60° and 20°
internal angles respectively. 140°
internal angles from an
equiangular enneagon ⟨9⟩...
- points.
There are also five compounds: {18/2} is
reduced to 2{9} or two
enneagons, {18/3} is
reduced to 3{6} or
three hexagons, {18/4} and {18/8} are reduced...
-
neusis construction.
octagon 8
nonagon (or
enneagon) 9 "Nonagon"
mixes Latin [novem = 9] with Gr****; "
enneagon" is pure Gr****.
decagon 10
hendecagon (or...
-
myriad digon, trigon, tetragon, pentagon, hexagon, heptagon, octagon,
enneagon, decagon, hendecagon, dodecagon, ... enneadecagon, icosagon, triacontagon...
- and ornaments The
Voderberg tiling, a spiral,
monohedral tiling made of
enneagons Alternated octagonal or
tritetragonal tiling is a
uniform tiling of the...
-
coined the term "Enneagram of Personality" (which he
originally called the "
Enneagon of Personality").
Claudio Naranjo (1932–2019)
learned the
Enneagram of...
