Octadecagon (Wikipedia)

excerpt

In geometry, an octadecagon (or octakaidecagon) or 18-gon is an eighteen-sided polygon.

random

Fir Island

retrieved

2024-06-28

tags

website

https://en.wikipedia.org/wiki/Octadecagon

wikipedia of

octadecagon

➕ side

Enneadecagon (Wikipedia) A polygon with nineteen sides and nineteen angles.

➖ side

Heptadecagon (Wikipedia) In geometry, a heptadecagon, septadecagon or 17-gon is a seventeen-sided polygon.