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Centroid

Centroid

For a triangle, this is the point at which the three medians intersect. In general, the centroid is the center of mass of a figure of uniform (constant) density.

 

Triangle ABC with three medians drawn from each vertex to the midpoint of the opposite side, intersecting at the Centroid.
Centroid of a Triangle
(Click on the image or here to launch an interactive java applet)

 

 

See also

Centers of a triangle, moment