tan(12) = 0.2126, approx.
The tangent of 75 degrees is: 3.7320507852401
Tangent of 30 degrees is 0.5770.577
The tangent of 89 degrees is: 57.3
Tangent is 0.5317
The question seems to be incomplete!
Tangent = 0.5
This needs use of trigonometry. A pitch of 7.5/12 = 0.625 This means that the tangent of the angle is 0.625 Using trig tables or calculator, find the angle whose tangent is 0.625 The answer is 32 degrees
-8
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