From The Top Of A Lighthouse 29.5 M High The Angle Of Depression Of An Observer To A Boat Is 28.5 Degree How Far Is The Boat From The Lighthouse?
From the top of a lighthouse 29.5 m high the angle of depression of an observer to a boat is 28.5 degree how far is the boat from the lighthouse?
tan= opp / adj
opp= tan 29.5
opp = 88.5 m
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