Question: In ABC, AB = 5 cm and AC = 4 cm, ABC = ( 30) and ACB = ( + 30). Using the sine

In △ABC, AB = 5 cm and AC = 4 cm, ∠ABC = (θ − 30°) and ∠ACB = (θ + 30°). Using the sine rule, show that tan θ = 3 √3.

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