Juan is sitting on a sled on the side of a hill inclined at 45°. The combined weight of Juan and the sled is 140 pounds. What force is required to keep the sled from sliding down the hill?

Question

anonymous · Answer

Not specified. It's a pre-calculus question.

anonymous · Answer

Can you help me at all?

anonymous · Answer

F = ma = 0. Start from there. You'll want to take the vertical component of the weight vector. Are you sure the problem gave you pounds, not kilograms or Newtons?

anonymous · Answer

I'm sure that it's pounds. Thanks for helping out. I'm pretty lost as to how to solve this.

anonymous · Answer

Well, you'll want to convert to kilograms first. After that: your sketch should look something like: |dw:1338003548167:dw|