Mathematics, 19.09.2019 05:00, hanacat6174

from the observation deck of the lighthouse at sasquatch point 55 feet above the surface of lake ippizuti, a lifeguard spots a boat out on the lake sailing directly toward the light
house. the first sighting had a angle of depression of 8.1 and the second sighting had an angle of depression of 25.7°. how far had the boat traveled between the sightings?

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from the observation deck of the lighthouse at sasquatch point 55 feet above the surface of lake ipp...