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- Engr. RonaldLv 71 month agoFavorite Answer
Apply law of sin

....a...............b

----------- =----------

..sin(A).......sin(B)

....12...............15

------------ =--------------

..sin(33)........sin(B)

...12sin(B) = 15sin(33)

sin⁻¹(B) = 0.68

B = 43° Answer//

Answer is B. 43

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