d	Vecten points
r169
r170	altitudes
r178	altitudes
d	Grebe triangle
r339	point X(376),centroid
r340	symmedian point, pedal triangle, homothetic triangles
r469	circumcircle, Vecten points
r470	Vecten points, circumcenter
r492	Brocard line, radical center
r493	circumcenter, symmedian point, homothetic triangles
r494	antipedal triangle, centroid, point X(376), homothetic triangles
r495	symmedian point, circumcenter, Euler line, homothetic triangles
r505	centroid, symmedian point
r506	Vecten points, anticomplement
r538	antimedial triangle, Kiepert hyperbola
r638	altitude feet
r639	altitudes
r736	Vecten points, circumcenter, complement
r737	Vecten points, circumcenter
r738	Kiepert hyperbola
r797	incircle, ninecenter, radical center
r1546	Vecten points
r1695	incenter