- 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...
- Schläfli
symbol {18} and can be
constructed as a
quasiregular truncated enneagon, t{9},
which alternates two
types of edges. As 18 = 2 × 32, a
regular octadecagon...
- Personality, a
model of
human personality illustrated by an
enneagram figure Enneagon, a nine-sided
polygon Ennead, a
group of nine
Egyptian deities given the...
-
constructed with a
regular comp****, straightedge, and
angle trisector. Also an
enneagon, a
regular nonagon is able to fill a plane-vertex
alongside an equilateral...
-
Voderberg in 1936; the
Voderberg tiling has a unit tile that is a
nonconvex enneagon. The
Hirschhorn tiling,
published by
Michael D.
Hirschhorn and D. C. Hunt...
-
neusis construction.
octagon 8
nonagon (or
enneagon) 9 "Nonagon"
mixes Latin [novem = 9] with Gr****; "
enneagon" is pure Gr****.
decagon 10
hendecagon (or...
-
coined the term "Enneagram of Personality" (which he
originally called the "
Enneagon of Personality").
Claudio Naranjo (1932–2019)
learned the
Enneagram of...
- {6/2}, the
stellation of a
hexagon and a
compound of two triangles. The
enneagon (nonagon) {9} has 3
enneagrammic forms: {9/2}, {9/3}, {9/4}, with {9/3}...
