 Decagrammic antiprism

A decagrammic antiprism is a type of polyhedron that belongs to the family of antiprisms. Specifically, it is formed by connecting two decagrams (10-sided star polygons) with a band of quadrilateral faces that are typically parallelograms. In more detail: - **Decagram**: A star polygon with 10 vertices, which can be visualized as a ten-pointed star.