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Center of Gravity of Perimeter (Posted on 2008-05-18) Difficulty: 3 of 5
What is the center of gravity of the perimeter of a triangle (as when a piece of wire is bent into triangular form)?

See The Solution Submitted by Bractals    
Rating: 5.0000 (1 votes)

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re: solution | Comment 7 of 13 |
(In reply to solution by Dej Mar)

Consider vertices (-.01,0), (.01,0), (0,6). The centroid formula gives (0,2), but the small base has hardly any weight, and the CG should be quite near (0,3), near the middle of the long sides.
  Posted by Charlie on 2008-05-19 12:14:45

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