Points Of Concurrency

Question 1

Circumcenter

Answer 1

Perpendicular bisector (draw a line perpendicular to the midpoint)

Distance from circumcenter to each vertex is the same

Question 2

Centroid

Answer 2

Medians (draw a line from each vertex to each midpoint)

Centroid is 2/3 of the way from any vertex

Question 3

Orthocenter

Answer 3

Altitudes (draw line perpendicular from each vertex)

Located ON a right triangle, outside obtuse

Question 4

Incenter

Answer 4

Angle bisector (draw a line to bisect the angle as best you can)

*It is equidistant from the side