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Answer to Question #156140 in Electric Circuits for Niks

Question #156140

Where did the cos(a) value came from?


1
Expert's answer
2021-01-16T17:21:10-0500

By the definition, in the right triangle the "cos\\alpha" is the length of the adjacent side divided by the length of the hypotenuse:


"cos\\alpha=\\dfrac{Adjacent\\ side}{Hypotenuse}."


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