Assertion: polyhedron's face | /r/HasProperty | rigid
Facets:
Source sentences:
text: It follows, then, that if the faces of a convex polyhedron are rigid, then the polyhedron itself is rigid, even if its faces are joined along the edges by means of hinges.
text: It follows, then, that if the faces of a convex polyhedron are rigid, then the polyhedron itself is rigid, even if its faces are joined along the edges by means of hinges.
text: It follows, then, that if the faces of a convex polyhedron are rigid, then the polyhedron itself is rigid, even if its faces are joined along the edges by means of hinges.