When instructed to find the length of HJ in right triangle HJG, Alex wrote the equation sin 28° = HJ while Marlene wrote cos 62° = 20 HJ Are both students' equations correct? Explain wh 20 H 20 28°

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A: Given that : A = 65° , a = 6 and b = 7.

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Q: Solve Triangle ABC if given a=15.4, c=27.2 and B =75 degrees. This is using Cosine Law.

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