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Mathematics 18 Online
OpenStudy (anonymous):

....

hartnn (hartnn):

11.4 as magnitude is correct. how did you calculate the angle ?

OpenStudy (anonymous):

because opposite/adjacent.

hartnn (hartnn):

isn't it inversetan of (9/7) 3-(-6) = 3+6 =9

OpenStudy (anonymous):

so would the angel be 52.13?

hartnn (hartnn):

yes, thats correct :)

OpenStudy (anonymous):

thank you! (:

hartnn (hartnn):

welcome ^_^

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