Answer:
<em>b = 600 ft.</em>
Step-by-step explanation:
Option B: 21.3 in is the length of AB
Explanation:
The equation is 
To find the length of AB, let us equate,

Substituting the value for sin 25°, we get,

Dividing the values, we have

Thus, the length of AB is 21.3 in.
The correct answer is Option B.
Answer:
A and D
Step-by-step explanation: