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Solve triangle ABC given that A= 56 degrees B=57 degrees and b =9
 5 months ago
 5 months ago
Solve triangle ABC given that A= 56 degrees B=57 degrees and b =9
 5 months ago
 5 months ago

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DecartBest ResponseYou've already chosen the best response.0
cosine of B divided by sine b = cosine of A divided by sidea
 5 months ago

DirectrixBest ResponseYou've already chosen the best response.1
Try the Law of Sines. dw:1384735024017:dw
 5 months ago

DirectrixBest ResponseYou've already chosen the best response.1
sin(57 °) / 9 = sin(56 °) / a @whadduptori Solve for a. Get the measure of <C from the theorem that the sum of the interior angles of a triangle is 180. Then, use the Law of Sines again to get side AB.
 5 months ago
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