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Question

Force 1= 65 pounds , Force 2=90 pounds
find the angle between the forces?

magnitude of the resultant force= 70lbs

11 years ago

Answers

Steve
use law of cosines.

70^2 = 65^2 + 90^2 - 2(65)(90)cosθ
11 years ago
Anonymous
thank you
11 years ago

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