Assertion: parallelogram | /r/HasAspect | rotational symmetry of order
Facets:
value: through 180°
type: OTHER
Source sentences:
text: A parallelogram has rotational symmetry of order 2 (through 180°) (or order 4 if a square).
text: A parallelogram has rotational symmetry of order 2
text: A parallelogram has rotational symmetry of order 2
text: A parallelogram has rotational symmetry of order 2