SOLUTION: The angle of elevation from a boat to the top of a 70 m high coastal hotel is 10 degrees? How far from the coast is the ball?

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Question 1020144: The angle of elevation from a boat to the top of a 70 m high coastal hotel is 10 degrees? How far from the coast is the ball?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
From the ball, I don't know.
From the boat, the distance to the hotel is the hypotenuse of a right triangle.
The side opposite the angle of elevation is the vertical distance, 70m.
sin%28E%29=OPP%2FHYP
sin%2810%29=70%2FHYP
HYP=70%2Fsin%2810%29
HYP=70%2F0.1736
HYP=403m