Duadesgon
Duadesgon or 20gon is figura har 20 gono ji 20 comen.
Meter
Moyun gono de pinpan duadesgon is 162° ji oto maxuscu cel 3240°.[1]
Peryaje
Peryaje de pinpan duadesgon har comenli lungoje a is:
Misal
-
Duadesgonli kostruixey in Usa (le kostrui fe 1903)
Ofatalar
- ↑ "Icosagon" (fe Englisa). Wikipedia.