Depends on the persons hight but I would say the best option would be 1/2.
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Answer:
Explanation:
An observer in the top of a lighthouse determines that the angles of depression to two sailboats directly in line with the lighthouse are 3.5 º and 5.75º. If the observer is 125 feet above sea level, find the distance between the boats.
Heyyyy I have no idea but I would say to study :)
