the ramp approaching a loading platform that is 6 feet off the ground has an angle of 20 degrees with the ground. find the length of the ramp

Question

mathmale · Answer

Imagine a triangle having as its opposite side (the side opposite the given angle, 20 degrees) equal to the vertical distance 6 feet.  Find the length of the hypotenuse of this triangle, which will equal the length of the ramp.  Which trig function relates the opposite side, the hypotenuse and the given angle?