Tuesday, November 22, 2011

How to find an angle relative to the x-axis given a vector?

If I had the x and y component of a vector, such as 4 and 3 respectively, how would I find the angle relative to the x-axis? Thank you in advance.|||that's 3 - 4 - 5


check these out :


http://www.onlinemathlearning.com/specia鈥?/a>





Interior Angles


Because it is a right triangle one angle is obviously 90掳. The other two are approximately 36.86掳 and 53.13掳.





answer is 36.86

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