hardcourage91p7ets3 hardcourage91p7ets3

19-04-2018
Mathematics

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if the slopeangle is 60° over a 10" length, what is the change in elevation?

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scottclemens2 scottclemens2

19-04-2018

classic trigonometry:

theta is 60
adjacent side is 10
find opposite side

soh cah toa
sin cos tan

use tangent

tan = O/A

so tan(60) = O/10
multiply by 10 each side

10tan(60) = O

Opposite = 17.32"
thats your change in elevation

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