While triangle-shaped faces have a variety of flattering hairstyles, certain haircuts can accentuate the best features while softening the angular lines of the face, enhancing their distinct charm.
You could maintain a chin length hair cut with some volume on top- preferably a fringe ... Celebrity-Inspired Hairstyles for Triangle Face Celebrity-Inspired Hairstyles for Triangle-Face-Shaped Men ...
While the haircut is a on the shorter side, it still has enough length if you want to play around with different looks.