Assertion: dodecahedron's edge | /r/HasProperty | perpendicular
Facets:
value: to each other
type: OTHER
Source sentences:
text: d (diagonal) with mirror lines through vertices, p with mirror lines through edges (perpendicular), i with mirror lines through both vertices and edges, and g for rotational symmetry.
text: Between a polyhedron and its dual, vertices and faces are swapped in positions, and edges are perpendicular.
text: [] The edges on adjacent surfaces of the cube will be perpendicular to each other, as illustrated in the drawing, below.