Square antiprism (EntityTopic, 13)
From Hi.gher. Space
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| - | {{Shape|Square antiprism|http://fusion-global.org/share/square_antiprism.png|3|10, 16, 8|0| | + | {{Shape |
| + | | name=Square antiprism | ||
| + | | image=http://fusion-global.org/share/square_antiprism.png | ||
| + | | dim=3 | ||
| + | | elements=10, 16, 8 | ||
| + | | genus=0 | ||
| + | | 20=SSC | ||
| + | | ssc=[xG8]A | ||
| + | }} | ||
The '''square antiprism''' is a special case of an [[antiprism]] where the base is a [[square]]. | The '''square antiprism''' is a special case of an [[antiprism]] where the base is a [[square]]. | ||
Revision as of 20:57, 19 November 2007
The square antiprism is a special case of an antiprism where the base is a square.
Geometry
- The planar cross-sections of a square antiprism in the [!z] plane are irregular octagons.
- The planar cross-sections of a square antiprism in the [!x] and [!y] planes are trapeziums.
| Notable Trishapes | |
| Regular: | tetrahedron • cube • octahedron • dodecahedron • icosahedron |
| Direct truncates: | tetrahedral truncate • cubic truncate • octahedral truncate • dodecahedral truncate • icosahedral truncate |
| Mesotruncates: | stauromesohedron • stauroperihedron • stauropantohedron • rhodomesohedron • rhodoperihedron • rhodopantohedron |
| Snubs: | snub staurohedron • snub rhodohedron |
| Curved: | sphere • torus • cylinder • cone • frustum • crind |
