Calculate the angle between the vectors:(adsbygoogle = window.adsbygoogle || []).push({});

A = 6.8i + 4.5j + 6.2k

B = 8.2i + 2.3j – 7.0k

A*B= AB cos

A*B=AxBx + AyBy + AzBz

A*B= (6.8)(8.2) + (4.5)(2.3) + (6.2)(-7.0)=22.71

22.71 cos = 87.48 degrees

Correct?

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# Homework Help: Angle Between Vectors

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