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Line 1: [[File:Regular octagon.svg\|right\|150px]] '''Ocogon''' sen figura har oco comen, oco gono ji oco tyan.<ref name="cm">[https://www.cuemath.com/geometry/octagon/ "Octagon - Definition, Formula, Examples \| Octagon Shape"]. ''Cuemath''. Visita fe 26 de mesi 3, 2022.</ref> ~~'''Ocogon''' sen figura har oco gono ji oco comen.~~ == Meter == === Weylungoje === ~~Moyun gono de pimpan ocogon sen 135° ji oto maxuscu cel 1080°.<ref>[https://en.wikipedia.org/wiki/Octagon "Octagon"] (in [[Englisa]]). ''Wikipedia''.</ref>~~ Weylungoje de pimpan ocogan har comenli lungoje ''a'' sen: :<math>\text{Weylungoje} = 8a.</math><ref name="cm" /> === Peryaje === Peryaje de pimpan ocogon har comenli lungoje ''a'' sen: :<math>\text{Peryaje} = 2a^2(1 + \sqrt{2})~~a^2~~.</math><ref name="cm" /> === Inli gono === [[File:Regular polygon 8 annotated.svg\|right\|150px]] Inli gono de pimpan ocogon maxuscu cel 1080°: :<math> (n - 2) \times 180^\circ \\ = (8 - 2) \times 180^\circ \\ = 6 \times 180^\circ \\ = 1080^\circ, </math> ji moyun sen 135°: :<math> \begin{align} \text{Inli gono} & = \frac{(n - 2) \times 180^\circ}{n} \\ & = \frac{(8 - 2) \times 180^\circ}{8} \\ & = \frac{6 \times 180^\circ}{8} \\ & = \frac{1080^\circ}{8} \\ & = 135^\circ. \end{align} </math><ref>[https://www.vedantu.com/maths/octagon "Octagon"]. ''Vedantu''. Visita fe 26 de mesi 3, 2022.</ref> === Exli gono === Moy exli gono de ocogon sen 45° ji maxuscu cel 360°: :<math> 45^\circ \times n \\ = 45^\circ \times 8 \\ = 360^\circ. </math><ref name="cm" /> == Gonolinku == [[File:7-simplex graph.svg\|right\|150px]] Ocogon hare 20 gonolinku: :<math> \begin{align} \text{Gonolinku} & = \frac{n(n - 3)}{2} \\ & = \frac{8(8 - 3)}{2} \\ & = \frac{8(5)}{2} \\ & = \frac{40}{2} \\ & = 20, \end{align} </math> ji fe pimpan ocogon, lungoje de moy gonolinku har comenli lungoje ''a'' sen: :<math>\text{Lungoje} = a\sqrt{4 + 2\sqrt{2}}.</math><ref>[https://byjus.com/maths/octagon/ "Octagon Shape - Definition, Properties, Formula, Examples, Sides and angles"]. ''BYJU'S''. Visita fe 26 de mesi 3, 2022.</ref> == Misal == <gallery> Stop sign dark red.svg\|Usali estoixara 8-folding.svg\|~~paperfleksi~~Paperfleksi cel figura fe ocogon </gallery> [[File:Regular Octagon Inscribed in a Circle.gif\|frame\|none\|Kostrui de ocogon in dayra yon jinjibyen ji dayratul]] ~~== Ofatalari ==~~ == Mambalari == <references /> [[Category:Figura]]