Assertion: octahedron's face | /r/HasProperty | heptagon
Facets:
Source sentences:
text: One face is a heptagon (usually regular), and the remaining seven faces are triangles (usually isosceles).
text: One face is a heptagon (usually regular), and the remaining seven faces are triangles (usually isosceles).
text: One face is a heptagon (usually regular), and the remaining seven faces are triangles (usually isosceles).
text: The faces can be triangles, quadrilaterals, pentagons, hexagons or heptagons.
text: The faces can be triangles, quadrilaterals, pentagons, hexagons or heptagons.