Math is not exactly my strongest link, but I would say the answer to this would be C
Prop Q because the line opposite is the biggest making it the widest angle
-2 -10 -3
-7 0 -8
-6 -5 -4
That's the square, it was a fun puzzle :)
28 = 3x+4x
x = 4
3x = 12
4x = 16
12:16 = 3:4