Octagon - Wikipedia
https://en.wikipedia.org/wiki/Octagon
OverviewUsePropertiesSkewSymmetrySee alsoExternal linksThe octagonal shape is used as a design element in architecture. The Dome of the Rock has a characteristic octagonal plan. The Tower of the Winds in Athens is another example of an octagonal structure. The octagonal plan has also been in church architecture such as St. George's Cathedral, Addis Ababa, Basilica of San Vitale (in Ravenna, Italia), Castel del Monte (Apulia, Italia), Florence Baptist… Edges and vertices: 8 Internal angle (degrees): 135°
Edges and vertices: 8
Internal angle (degrees): 135°
DA: 33 PA: 70 MOZ Rank: 10