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    NationalMediumTrigonometry10–12

    In a triangle, a = 10, A = \frac{\pi}{6} and B = \frac{\pi}{4}. What is the side b?

    Num triângulo, a = 10, A = \frac{\pi}{6} e B = \frac{\pi}{4}. Qual é o lado b?

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    Solution

    Step 1 of 3

    1. 1.The law of sines gives \frac{a}{\sin A} = \frac{b}{\sin B}.