perplexus.info :: Probability : Four Pins and a Rubber Band

Four Pins and a Rubber Band (Posted on 2005-02-10)

Four pins are randomly nailed to a square board (according to a uniform probability distribution), and a rubber band is stretched completely around them to form a convex shape. What is the probability that the rubber band is in the shape of a triangle?

See The Solution Submitted by David Shin

Rating: 4.1000 (10 votes)

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i ve got it

| Comment 6 of 11 |

the probability is none

Posted by Clara Levy on 2005-02-18 19:57:17

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