SOLUTION: I have a word problem. I am not sure where to put the degrees and run on the triangle. A skateboard ram inclines at an angle of 20 degrees. If the ramp has a run of 4 meters,

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Question 519331: I have a word problem. I am not sure where to put the degrees and run on the triangle.
A skateboard ram inclines at an angle of 20 degrees. If the ramp has a run of 4 meters, what is the length of the ramp?

Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
A skateboard ram inclines at an angle of 20 degrees.
If the ramp has a run of 4 meters, what is the length of the ramp?
:
You solve this using the cosine of 20 degrees, let r = the length of the ramp
cos(20) = 4%2Fr
r = 4%2Fcos%2820%29
r = 4.2567 meters