Points of Concurrency Vocabulary
perpendicular bisector
a line that is perpendicular to one of the sides of a triangle at its midpoint
angle bisector
the line starting at a vertex that bisects that angle of the triangle
median
the line starting at a vertex that bisects the opposing side
altitude
the line starting at a vertex that is perpendicular to the opposing side
orthocenter
the point at which all of the altitudes of a triangle intersect
incenter
the point at which all of the angle bisectors of a triangle intersect
centroid
the point at which all of the medians of a triangle intersect
circumcenter
the point at which all of the perpendicular bisectors of a triangle intersect