Answer to Question #304616 in Trigonometry for emily

Question #304616

the angle of depression from the top of a tower to a rock on the ground is 39 degrees. If the tower is 24 m high, how far from the base of the tower is the rock?

Expert's answer

A = 90^о - 39^о = 51^о
tanA = tan(51^о) = 24:x
x = 24:tan(51^о) = 19 m

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