SOLUTION: Given magnitude and direction of vector, resolve it into its x and y components (-3, -120o)

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Question 43288: Given magnitude and direction of vector, resolve it into its x and y components (-3, -120o)
Answer by fractalier(2101) About Me  (Show Source):
You can put this solution on YOUR website!
x = r cos q
y = r sin q
Now we can look at (-3, -120°) as (3, 60°) so that
x = 3 cos 60 = 3/2
y = 3 sin 60 = 3*sqrt(3) / 2