Tangent of 30 degrees is 0.5770.577
The inverse tangent is 0.83448691252602 degrees.
The tangent of 34 degrees is irrational and so cannot be written in fraction form.
The inverse tangent of 1.4737 (in radians) is .9746 The inverse tangent of 1.4737 (in degrees) is 55.841
rise/run = tangent 15 degrees rise = tan(15) x 48 = 12.86 inches
the tangent of 60 degrees is 1.7321
The tangent of 75 degrees is: 3.7320507852401
The tangent of 89 degrees is: 57.3
Tangent of 30 degrees is 0.5770.577
Tangent is 0.5317
15%ramp is a rise of 15/100 = 0.15 slope angle is inverse tangent of this, or 8.53 degrees
The question seems to be incomplete!
Tangent = 0.5
The tangent of 0.47 radians is about 0.508. The tangent of 0.47 degrees is about 0.00820.
The inverse tangent is 0.83448691252602 degrees.
31 degrees
45 degrees