Assertion: polyhedron's polygon | /r/HasProperty | polyhedron
Facets:
Source sentences:
text: The reasons are that two adjacent lines (planes) of a polygon ( polyhedron ) just intersect in one point (straight line), and this point (straight line) must belong to the boundary of this polygon ( polyhedron ).
text: −1 Nullitope 0 Monon 1 Dion 2 Polygon 3 Polyhedron
text: The reasons are that two adjacent lines (planes) of a polygon ( polyhedron ) just intersect in one point (straight line), and this point (straight line) must belong to the boundary of this polygon ( polyhedron ).