https://marco.org/2007/07/18/complaints-dear-subway-please-use-your-isosceles
Complaints: Dear Subway, Please Use Your Isosceles Cheese Correctly. The problem isn’t overlap - they don’t use enough cheese triangles to actually complete the alternating pattern. It’s purely out of cheapness - you get 2 triangles and 3 thin slices of meat per 6 inches. What a great value!