はっかくけい
八角形
1. octagonGeometry
2. OctagonIn geometry, an octagon (from the Greek ὀκτάγωνον oktágōnon, "eight angles") is a polygon that has eight sides. A regular octagon is represented by the Schläfli symbol {8}.
Read “Octagon” on English Wikipedia
Read “八角形” on Japanese Wikipedia
Read “Octagon” on DBpedia
Read “Octagon” on English Wikipedia
Read “八角形” on Japanese Wikipedia
Read “Octagon” on DBpedia
八角形 【はっかっけい】
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