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Asked by Giovanni

The vector u has length 15 and points at an angle of 25 degrees
The vector v has length 20 and points at an angle of 55 degrees

Find u*v=?
9 years ago

Answers

Answered by Steve
the angle θ between the vectors is 55-25 = 30°.

u•v = |u|*|v|*cosθ

now just plug in your numbers.
9 years ago

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