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Determine Whether the Law of Sines or the Law of Cosines

Question 2

Multiple Choice

Determine whether the Law of Sines or the Law of Cosines is needed to solve the triangle.Then solve the triangle.Round your answer to two decimal places. ​
A = 20,b = 22,c = 16


A) Law of Cosines;No solution
B) Law of Cosines;A ≈ 61.12°,B ≈ 74.41°,C ≈ 44.47°
C) Law of Sines;No solution
D) Law of Sines;A ≈ 61.12°,B ≈ 44.47°,C ≈ 74.41°
E) Law of Sines;A ≈ 61.12°,B ≈ 74.41°,C ≈ 44.47°

Correct Answer:

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