Assertion: circle | /r/HasProperty | congruent
Facets:
value: superposed on the other
type: OTHER
value: it as the cover
type: OTHER
Source sentences:
text: : Two circles are said to be congruent if and only if, one of them can be superposed on the other, so as the cover it exactly.
text: It means two circles are congruent if and only if, their radii are equal.