SOLUTION: in triangle ABC, a=120, b=200 , and m ∠ A= 150º, Find sin B

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Question 603779: in triangle ABC, a=120, b=200 , and m ∠ A= 150º, Find sin B
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi,



in triangle ABC, a=120, b=200 , and m ∠ A= 150º, Find sin B

Sin 150 = opp/hyp = 200/h = .5 , h = 400

Sin B = 120/400 = .30



Note: values given for angles: (cosx,sinx)