Answer:
55.560
Step-by-step explanation:
I imputed the equation in my calculator
You can use trigonometry and the tangent to get:
tan(11°)=150/x
so x=772 ft
To solve for

You first need to find a common denominator.
To do so, you need to make both denominators 10 by multiplying the top and bottom of

by 5

=

Reduce by dividing both the top and bottom by 2
Your answer is