Assertion: hyperbolic triangle | /r/HasAspect | circumscribed circle
Facets:
Source sentences:
text: Each hyperbolic triangle has an inscribed circle but not every hyperbolic triangle has a circumscribed circle (see below).
text: Some hyperbolic triangles have no circumscribed circle, this is the case when at least one of its vertices is an ideal point or when all of its vertices lie on a horocycle or on a one sided hypercycle.