Question 613725
sin(theta) = opposite/hypotenuse


sin(9) = h/18


18*sin(9) = h


h = 18*sin(9)


h = 18*0.156434465040231


h = 2.81582037072416



So the height of the ramp is roughly 2.81582037072416 m which rounds to <font color="red">2.8 meters</font>

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