Octagram
Star polygon / From Wikipedia, the free encyclopedia
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In geometry, an octagram is an eight-angled star polygon.
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Quick Facts Regular octagram, Type ...
Regular octagram | |
---|---|
Type | Regular star polygon |
Edges and vertices | 8 |
Schläfli symbol | {8/3} t{4/3} |
Coxeter–Dynkin diagrams | |
Symmetry group | Dihedral (D8) |
Internal angle (degrees) | 45° |
Properties | star, cyclic, equilateral, isogonal, isotoxal |
Dual polygon | self |
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The name octagram combine a Greek numeral prefix, octa-, with the Greek suffix -gram. The -gram suffix derives from γραμμή (grammḗ) meaning "line".[1]