SOLUTION: how high would a 10 feet ladder reach a side of a building if the ladder is 60 degrees above the ground?

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Question 1112635: how high would a 10 feet ladder reach a side of a building if the ladder is 60 degrees above the ground?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
how high would a 10 feet ladder reach a side of a building if the ladder is 60 degrees above the ground?
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Sketch the picture.
You have a right triangle with hypotenuse = 10 ft, height = h ft,
and base angle = 60 degrees.
sin(60) = h/10
h = 10*sin(60) = 8.66 ft
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Cheers,
Stan H.
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