How do you determine the direction of R, the angle the vector makes with the positive x-axis?

(d) 81% (17 votes)
(c) 10% (2 votes)
(a) 5% (1 vote)
(b) 5% (1 vote)
(e) 0% (0 votes)
Other 0% 0 votes

Total Votes: 21

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