1 Answered Questions for the topic Finding The Angle Between Two Vectors
Finding The Angle Between Two Vectors
11/10/17
|a x b|= 40√2 , |a|=16 , |b|=5 . Q: find the angle between vectors (a) and (b).
My question is after finding the sin of the angle ( sin x= (√2/2) ), do we take the angle 45° and 135° or just 45° , and why ?
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