From what I know I got 44y I got that by adding 5y with 6y which gave me 11y. Then I added 11y with 33 which gave me 44y that’s how I got 44y hope that helped
Perpendicular is the answer because for it to be perpendicular it has to be the opposite 3/4’s opposite is -4/3 which is why the answer is perpendicular
