centroid   2 videos

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  Constructing the Centroid

  Geometry Constructions

  How to identify the centroid and the way it divides each of the medians.

  point of concurrency center of mass center of gravity centroid proportional segments construct
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  Point of Concurrency

  Geometry Constructions

  How to define point of concurrency; how to identify the four main points of concurrency in triangles.

  intersection incenter angle bisectors circumcenter perpendicular bisector orthocenter altitude centroid median