document.write( "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? \n" ); document.write( "

Algebra.Com's Answer #636172 by Fombitz(32388) $\"\"$ $\"About$

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From the ball, I don't know.
\n" ); document.write( "From the boat, the distance to the hotel is the hypotenuse of a right triangle.
\n" ); document.write( "The side opposite the angle of elevation is the vertical distance, 70m.
\n" ); document.write( " $\"sin%28E%29=OPP%2FHYP\"$
\n" ); document.write( " $\"sin%2810%29=70%2FHYP\"$
\n" ); document.write( " $\"HYP=70%2Fsin%2810%29\"$
\n" ); document.write( " $\"HYP=70%2F0.1736\"$
\n" ); document.write( " $\"HYP=403\"$ $\"m\"$ \n" ); document.write( "

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