NINECIRCLE   (1/5)


r16 Brocard ellipse, point X(115)
r43 point X(115), Steiner inellipse
r55 centroid, point X(115), point X(125), pedal circle
d Feuerbach point
d polar circle
d ninecenter
d point X(115)
d point X(125)
d point X(12)
d point X(858)
r137 orthocenter
r135 circumcircle, Simson line, orthocenter
r204 point X(190), duality, incircle, Steiner inellipse, complement
r205 excircles, point X(12)
r208 orthopole, orthocenter, pedal triangle
r217 point X(125), tangent circles
r232 Lemoine line, Brocard circle, circumcircle, tripolar, orthic axis, cevian quotient, centroid, point X(125), retrocenter, radical axis
r262 orthopole, circumcenter
r264 orthocenter, Simson line, circumcircle
r283 circumconic
r342 Feuerbach point, incenter
índices
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