perplexus.info :: Probability : Two Obtuse Angles

Two Obtuse Angles (Posted on 2007-01-27)

Let AB and BC represent two adjacent sides of square ABCD. If P is a randomly selected point inside of the square, and segments PA, PB, and PC are drawn, what is the probability that angle APB and angle BPC are both obtuse?

See The Solution Submitted by Dennis

Rating: 3.6000 (5 votes)

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Answer

Comment 4 of 4 |

The required probability is 0.142699 (correct to six places of decimals).

Posted by K Sengupta on 2008-10-01 06:19:43

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