SOLUTION: Liola drives 16 km up a hill that is at a grade of 10 degrees.What horizontal distance, to the nearest tenth of kilometer, has she covered?

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Question 634925: Liola drives 16 km up a hill that is at a grade of 10 degrees.What horizontal distance, to the nearest tenth of kilometer, has she covered?
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi,

Liola drives 16 km up a hill that is at a grade of 10 degrees.

What horizontal distancehighlight%28x%29, to the nearest tenth of kilometer, has she covered?

 cos(10) = d/16km

 cos%2810%29%2A16km= d = 15.8km