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Random chord problem (Posted on 2009-05-11) Difficulty: 1 of 5
Pick two points at random on a circle and draw the chord connecting them.

Pick two more points and connect them with a second chord.

What is the probability that these chords intersect?

See The Solution Submitted by Jer    
Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
Hints/Tips re: That can't be right (Hint, Spoiler) | Comment 3 of 15 |
(In reply to That can't be right (Hint, Spoiler) by Steve Herman)

Remember, this is a difficulty 1 puzzle; there's a way of solving this without calculus.
  Posted by Charlie on 2009-05-11 12:55:43

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