sketch the situation
a trigonometric function that is a relation between the angle of elevation and the 2 sides of the rectangles is the tan


find the inverse

after rounding the angle of elevation is 34º.
Answer:
The answer is C.
Step-by-step explanation:
Just go to Desmos.com and plug it in.
9/10 - 5/10
because the denominators are the same you keep it and just subtract the numerators
=4/10
This can be reduced to 2/5