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How Many Triangles... (Posted on 2004-08-15) Difficulty: 3 of 5
... (maximum) can be formed with n straight lines?

See The Solution Submitted by SilverKnight    
Rating: 2.2857 (7 votes)

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re: Vehe! | Comment 6 of 8 |
(In reply to Vehe! by Vee-Liem Veefessional)

Not really.
Imagine 3 lines.  One triangle.  The 3 lines going off to infinity will never meet again, hence no more triangles.
  Posted by Larry on 2004-08-16 08:11:56

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