Problem of the Month

Given an isosceles triangle $T$ with one 120 degree angle and height $h$, draw a line parallel to the base of the triangle (w.r.t $h$) at $\frac{m-1}{m}$ for some $m \in \mathbb{N}$. For all $h$ and $m$, find the maximum number of triangles similar to $T$ to that can be formed in the section below the line.

Submit your proof by emailing [email protected] with the subject line "Problem of the Month".


Last Month's Answer

Where Proof?

Proofs will be released by request (Send us an email)! We don't want to spoil the solution for anyone who is still solving the problem!