PLEASE HELP ASAP!!!!!!!!
An observer (O) is located 500 feet from a school (S). The observer notices a bird (B) flying at a 39° angle of elevation from his line of sight. How high is the bird flying over the school? You must show all work and calculations to receive full credit.

PLEASE HELP ASAP An observer O is located 500 feet from a school S The observer notices a bird B flying at a 39 angle of elevation from his line of sight How hi class=