Ok so I went to sleep and tried looking at it again in the morning. I figured out were my x and y should go so that is no longer an issue. I used 65% for my angle and got 12.68 for my x just like before and 18.9 for my y. Again not sure if this is right, but I'll definitely understand how to do...
Homework Statement
I included the problem as an attachment. There is not question other than the problem. It was on a white board.
Homework Equations
I have no idea what to do with the downwards vector. I vaguely remember that I can't do anything, but I'm not sure.
The Attempt at a Solution...
I'm reading the book The Theoretical Minimum. I wonder if two one of the problems in the book can be thought of graphically. The mathematical solution didn't even occur to me, although it make perfect sense and probably should have been obvious.
1. Can you explain why the dot product of two...