Assertion: parallelogram's angle | /r/HasAspect | angle
Facets:
Source sentences:
text: A parallelogram is a simple quadrilateral which has two pairs of parallel sides, where the opposite sides and angles of the quadrilateral have equal lengths and angles.
text: Since the sum of the consecutive angles of a parallelogram is equal to 180�, the two other consecutive angles of the parallelogram have the angle measure180