Answer:
a
Step-by-step explanation:
it is graeter
f = 27
11 = f - 16
Add 16 to both sides.
11 + 16 = f - 16 + 16
27 = f
15.6
the angle = 180-61-42=77°
x = 14.sin 77/sin 61
= 14×0.97/0.87
= 15.6
