SOLUTION: Some mountains in the Alps are very steep and have a grade of 42.7%. To the nearest degree, what angle do these mountains make with a horizontal line.

Question 1084735: Some mountains in the Alps are very steep and have a grade of 42.7%. To the nearest degree, what angle do these mountains make with a horizontal line.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = the rise of the slope
Let = the run of the slope

Let = the angle the mountain
makes with the horizontal
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The angle to the nearest degree is 23 degrees

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