(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

I know how to calculate F_act by adding F_N and F_g as vectors. But I completely forgot how to calculate F_N! We did forces a few months ago and I'm going over past tests. I'm stumped. I feel pretty dumb ATM.

2. Relevant equations

Unsure.

3. The attempt at a solution

I don't know where to go from here. I made you all a diagram:

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# Homework Help: Simply calculating Fn

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