Prabability-Geometric

[kangkan]

A rod of length a is broken into three paerts. What is the probability that  that a triangle can be formed by these parts?

Thanks

[Gayyam]

Hi Kangkan!

Stick_problem.pdf Here's a detailed explanation of multiple solutions to this problem.

[kangkan]

thanks gayam...where is this handout from....?

[Gayyam]

It's from here.
http://math.ucsd.edu/~wgarner/reference/math181c_fa09/handouts/handout3.pdf

However, do let me know if you need any explanation. I did not understand any of these solutions, but there exists a different approach which I did understand (it's hard to type out though). If you want, we could discuss this over a phone call too!