C3I1R1C3U1M3C3I1R1C3L1E1S1
23 points
CIRCUMCIRCLES is validvalid
CIRCUMCIRCLE,
CIRCUMCIRCLE, a circle which passes through all the vertices of a polygon, such as a triangle
CIRCUMCIRCLE,
CIRCUMCIRCLE, a circle which passes through all the vertices of a polygon, such as a triangle