I'm pretty sure it is 5:55
Answer:
A
Step-by-step explanation:

Hope this helps!
Recall that

Dividing both sides by cosh²(x) gives

Also, recall the identity

Then

Sine 35 degrees = x / 20
x = sine 35 degrees * 20
x = .57358 * 20
x = 11.4716
Answer:
2.06
Step-by-step explanation:
lmk if u need an explanation