How do you use Buffon's Needle and return the probability?

I understand conceptually that the needle only intersects a line when

x<=(a/2)*sin(theta)

But how do I create a function that calculates the probability of that intersection, given the inputs a,x, and theta?

Answer 1

[KSSV]

This should help you: https://in.mathworks.com/matlabcentral/fileexchange/33543-monte-carlo-method