The pitch of the roof.
its the tangent of the angle the slope makes with the x-axis
supplementary angles
Slope = Rise/Run = y/x 1. leg = rise = y 2. leg = run = x 3. hypotenuse = √(x^2 + y^2) tan (angle 1) = x/y angle 1 = arctan(x/y) tan (angle 2) = y/x angle 2 = arctan(y/x)
About how steep is the angle of the slope for "Extreme Skiers"?