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Instructional Video

Khan Academy: Geometry: Common Orthocenter and Centroid

Curated by ACT

Proves that if the orthocenter and centroid are the same point in a triangle then the triangle is a right triangle. [6:25]

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CCSS: Adaptable
Concepts
altitude, centroid
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Additional Tags
informal proof, median of triangle, orthocenter, points of concurrency, triangle congruency postulates, khan academy, khan academy math, equilateral triangle, points of concurrency in triangles
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Resource Details
Grade
9th - 10th
Subjects
Math
2 more...
Resource Type
Instructional Videos
Audiences
For Administrator Use
2 more...
Lexile Measures
0L
Common Core
HSG-SRT.A.1.a