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{{Infobox Shapes |
{{Infobox Shapes |
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|dimensionality = 2 |
|dimensionality = 2 |
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| + | |symmetry = [[Heptagonal dihedral symmetry]] (D<sub>7</sub>) |
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|schlafli_symbol = <math>\{\frac{7}{3}\}</math> |
|schlafli_symbol = <math>\{\frac{7}{3}\}</math> |
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|vertices = 7 [[point]]s |
|vertices = 7 [[point]]s |
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Revision as of 11:08, 25 September 2016
The great heptagram is a two-dimensional star polygon with seven sides, and every third vertex joined. The Bowers acronym for a great heptagram is gahg.
Each internal angle of a great heptagram is equal to 180/7 degrees, or approximately 25.7.
Structure and Sections
Subfacets
- 7 points (0D)
- 7 line segments (1D)
- 1 great heptagram (2D)
See Also
| Regular |
Rectified |
Truncated |
|---|---|---|
| Great heptagram | Great heptagram | Tetradecagram |
