Assertion: parallelogram's angle | /r/HasProperty | less than 180°
Facets:
value: for a convex quadrilateral
type: OTHER
value: in a convex quadrilateral
type: LOCATION
Source sentences:
text: In a convex quadrilateral, all interior angles are less than 180° and the two diagonals both lie inside the quadrilateral.
text: Each interior angle is less than 180° and the two diagonals are inside the closed space of the quadrilateral Concave --
text: For a convex quadrilateral, each interior angle will be less than 180°