SOLUTION: Hi! Find the angle theta between the two vectors. u=10i+40j v=-3j+8k thank you!

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Question 583820: Hi! Find the angle theta between the two vectors.
u=10i+40j
v=-3j+8k
thank you!
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Find the angle theta between the two vectors.
u=10i+40j
v=-3j+8k
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Both are in one of the orthogonal planes, so it's 90 degs.