morg414 morg414

31-03-2017
Mathematics

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How do I solve using law of sines or law of Cosines ?

How do I solve using law of sines or law of Cosines class=

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Linda97 Linda97

31-03-2017

if you want to solve this problem using law of sin. Then use a/sinA = b/sinB = c/sinC.

if you want to solve this problem using law of cos. Then use a² = b² + c² - 2bc cosA, b² = a² + c² - 2ac cosB, c² = a² + b² - 2ac cosC

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