Question 850561
I am wanting to build a ramp. I need the angle of ascent to be no more than 15 degrees. The height of my right angle triangle is 1.1m 
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side opposite the 15 deg angle is 1.1m
sin(15) = 1.1/hyp
hyp = 1.1/sin(15)
=~ 4.25 m
hyp >= 4.25 m