SOLUTION: If triangle ABC angle a=43 line ab=12.2 and AC=7.5 what is bc

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Question 1034255: If triangle ABC angle a=43 line ab=12.2 and AC=7.5 what is bc
Answer by ikleyn(52754) About Me  (Show Source):
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If triangle ABC angle a=43 line ab=12.2 and AC=7.5 what is bc
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Apply the Cosine Law theorem.

See the lesson Proof of the Law of Cosines revisited in this site.