Assertion: octahedron's symmetry | /r/HasProperty | constructed
Facets:
value: from various projected planes
type: LOCATION
Source sentences:
text: The truncated cuboctahedron has two special orthogonal projections in the A 2 and B 2 Coxeter planes with  and  projective symmetry, and numerous  symmetries can be constructed from various projected planes relative to the polyhedron elements.