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If an incline has a difference in height from one end to the other of 17.8 cm and has a length along the incline of 1.19 m, what is the angle that the incline makes with the horizontal reference surface?

Physics - Damon, Saturday, February 15, 2014 at 5:20pm
cos (angle) = .178/1.19

Physics - Christina, Saturday, February 15, 2014 at 5:39pm
So the answer is 81.4? My online homework says that it is wrong?

  • RE: Physics - ,

    Sorry, sin not cos
    opposite / hypotenuse = sin

    8.60 degrees

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