(ˈnɒnəˌɡɒn) npe. ib tug polygon muaj cuaj sab. Kuj hu ua: enneagon. Cov ntaub ntawv tau txais.
Puas muaj pes tsawg sab yog ib tug enneagon?
Lub sij hawm enneagon hais txog ib qho nine sided polygon, tab sis koj kuj yuav tau hnov lo lus nonagon rau daim duab no.
Puas yog nonagon Latin lossis Greek?
Ib tug nonagon tseem hu ua enneagon, uas yog los ntawm Greek lo lus hu ua enneagonon, uas txhais tau tias cuaj kaum. Thawj qhov kev siv ntawm lo lus nonagon yog nyob rau hauv thaum ntxov 17th caug xyoo, thiab muaj ib tug Latin prefix (nona) thiab Greek suffix (gon), ua rau nws ib tug polygon nrog cuaj sab thiab cuaj. angles.
9 sab zoo li cas hu ua?
10000000000000000 daim duab hu li cas? pentagon (5-gon), dodecagon (12-gon) los yog icosagon (20-gon) - nrog rau daim duab peb sab, quadrilateral thiab nonagon (9-gon) yog qhov tshwj xeeb.
9 sab zoo li cas?
Nyob hauv geometry, ib tug nonagon (/ˈnɒnəɡɒn/) los yog enneagon (/ˈɛniəɡɒn/) yog cuaj-sided polygon lossis 9-gon. Lub npe nonagon yog ib qho ua ntej hybrid tsim, los ntawm Latin (nonus, "ninth" + gonon), siv sib npaug, tau lees paub nyob rau hauv lub xyoo pua 16th hauv Fabkis nonogone thiab lus Askiv los ntawm lub xyoo pua 17th.
