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Let the angles of a triangle be α, β, and γ, with opposite sides of length...

Let the angles of a triangle be α, β, and γ, with opposite sides of length a, b, and c, respectively. Use the Law of Cosines to find the remaining side and one of the other angles. (Round your answers to one decimal place.)

α = 46°;  b = 12;  c = 18

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