nonadecananagon it is this
you call a seven sided shape a heptagon.
nonoetregon
A 30 sided shape is called a Triacontagon.
A 200 sided shape is called a dictogon
this shape is called a Pentacontagon
ninetyanlamenteisfallernamnine is a 99 sided shape
you call a seven sided shape a heptagon.
nonoetregon
An 11 sided shape is an Eptogon
ennacontkaienneagon, or a ennacontenneagon
A seven sided shape is called a heptagon.
A 12-sided shape is called a dodecagon.
A 30 sided shape is called a Triacontagon.
It's quite acceptable to call it a 99-agon but what's more important is knowing how to work out its properties.
You can call a 101-sided shape a hecatontakaihenagon. The "hecto-" in the word means "one hundred" and the "henagon" means "one-sided geometric shape."
A nine sided shape or polygon is called a nonagon.
118-sided shape is called a hectadecakaioctagon.