perplexus.info :: Probability : Triangular Cubes

Triangular Cubes (Posted on 2004-12-04)

Three points have been chosen randomly from the vertices of a cube. What is the probability that they form (a) an acute triangle; (b) a right triangle?

See The Solution Submitted by Erik O.

Rating: 3.0000 (2 votes)

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Triangulars cubes REVISITED

Comment 11 of 11 |

How about that!

Trying to solve randomly chosen " flobrems" I've run into this one and solved it immediately without P&P .

....see the official solution

What? 2 and 1/2 years ago I could not reason like that?

Edited on November 1, 2010, 5:53 am

Posted by Ady TZIDON on 2010-08-16 14:02:38

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