Points of Concurrency Treasure Hunt

Draw all three perpendicular bisectors to find the Circumcenter.
Construct all of the angle bisectors in the triangle below to find the Incenter.
Construct all of the medians in the triangle below to find the Centroid.
Construct all of the altitudes in the triangle below to find the Orthocenter.
– Susan Finch, Kevin Tanton

Information: Points of Concurrency Treasure Hunt