Determine which law applies. Then solve the triangle, if possible. Round angles to the nearest tenth when necessary, and round side lengths to the nearest hundredth when necessary.C = 115.4°a = 5.4b = 9.21
A. Law of cosines; c = 18.32, A = 20.9°, B = 43.7°
B. Law of sines; c = 15.42, A = 24.9°, B = 39.7°
C. Law of cosines; c = 12.52, A = 22.9°, B = 41.7°
D. Law of cosines; no solution
Answer: C
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