| 词条 | Decagrammic prism |
| 释义 | {{Infobox polyhedron |image=Prism 10-3.png |type=Uniform polyhedron |faces=2 Decagrams 10 squares |edges=30 |vertices=20 |wythoff=2 10/3 | 2 |symmetry=D10h, [2,10],(*2.10.10), order 40 |vertex_config=10/3.4.4 |dual=Decagrammic bipyramid |properties=nonconvex |vertex_figure=Decagrammic prism-3-10 vertfig.png }} In geometry, the decagrammic prism is one of an infinite set of nonconvex prisms formed by squares sides and two regular star polygon caps, in this case two decagrams. {{Polyhedron-stub}} 1 : Prismatoid polyhedra |
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