Orthocenter of a Triangle
Videos, worksheets, games and acivities to help Geometry students learn how to construct the orthocenter of a triangle.
Constructing the Orthocenter
The orthocenter is the point of concurrency of the altitudes in a triangle. A point of concurrency is the intersection of 3 or more lines, rays, segments or planes. The orthocenter is just one point of concurrency in a triangle. The others are the incenter, thecircumcenter and the centroid.
Constructing the orthocenter of a triangle
Using a straight edge and compass to create the external orthocenter of an obtuse triangle
Construct the Orthocenter of a Triangle


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