Assertion: triangle | /r/HasAspect | area
Facets:
Source sentences:
text: The only triangle with consecutive integers for sides and area has sides (3, 4, 5) and area 6.
text: A triangle must have at least some area, so all three corner points of a triangle cannot lie in the same line.
text: A triangle is a two-dimensional shape (flat), so it has area, but not volume.