Total of all angles should equal 360 degrees. So 360-132-68-66=94, angle F is 94 degrees.
We are given

Since, we have to solve for F
so, we will isolate F on anyone side
step-1:
Multiply both sides by 60


step-2:
Divide both sides by 11


step-3:
Add both sides by 32


so, we get
................Answer