Respuesta :

Sum of acute angles are always 90 degree.
Here, ratios = 7 + 11 = 18
Value of 1 ratio = 90/18 = 5

So,acute angles are: 7(5), 11(5) = 35, 55

In short, Your Answer would be 35, 55, 90

Please re-look your options

Hope this helps!