Processing math: 100%


TriangleCenter
2007


Problem - 2436
Let ABC be an acute triangle. Circle O passes its vertex B and C, and intersects AB and AC at D and E, respectively. If O's radius equals the radius of ADE's circumcircle, then the circle O must passes ABC's (A) incenter (B) circumcenter (C) centroid (D) orthocenter.

report an error