SOLUTION: Please help me with this Trigonometry word problem: "How long is a ramp with an angle of elevation of 20 degrees, if it ends 4 feet above ground level?" I drew my picture, but I do

Question 521715: Please help me with this Trigonometry word problem: "How long is a ramp with an angle of elevation of 20 degrees, if it ends 4 feet above ground level?" I drew my picture, but I don't feel like enough information is given to correctly solve the problem.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
"How long is a ramp with an angle of elevation of 20 degrees, if it ends 4 feet above ground level?"
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It rises 4 feet.
h = horizontal distanct
tan(20) = 4/h
h = 4/tan(20)
h =~ 10.99 ft
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