Assertion: rhombus's diagonal | /r/HasAspect | equal length
Facets:
Source sentences:
text: This is even clearer in a rectangle than in a general parallelogram because the diagonals have equal length, so their intersection is the circumcentre of the circumcircle passing through all four vertices.
text: The two bimedians are perpendicular if and only if the two diagonals have equal length.