The correct answer is 34.4
This is 6/5 to the 2 (6/5 squared). 36/25 is the answer
I might be wrong but i believe you can make more than one with those 3 angles. the 120 and 40 can make one and if angled right can make 2 and the 10 deg on one of the other angles lines would give you a 3rd.