Use the Law of Cosines to Solve the Given Triangle

question 38

Multiple Choice

Use the law of Cosines to solve the given triangle.Round your answer to two decimal places. ​
A = 50°,b = 4,c = 15
​

• A)a ≈ 15,B ≈ 13.85°,C ≈ 116.15°
• B)a ≈ 12.80,B ≈ 116.15°,C ≈ 13.85°
• C)a ≈ 4,B ≈ 13.85°,C ≈ 116.15°
• D)a ≈ 15,B ≈ 15.85°,C ≈ 114.15°
• E)a ≈ 12.80,B ≈ 13.85°,C ≈ 116.15°