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Regular Tetrahedron 1234 (Posted on 2012-03-08) Difficulty: 3 of 5
A regular tetrahedron lies with its four vertices at respective distances from the origin as 1, 2, 3 and 4 units. What is the length of each edge of the tetrahedron?

No Solution Yet Submitted by K Sengupta    
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re: No Subject | Comment 7 of 8 |
(In reply to No Subject by xdog)

So then there may be a solution(s) where the side length is a complex value. If there is/are, what would that value/those values  be?
  Posted by Dej Mar on 2012-03-09 22:27:16

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