### Home > A2C > Chapter 6 > Lesson 6.1.3 > Problem 6-51

6-51.

Find the value of *x*. Refer to the Math Notes box above, for a reminder of the Laws of Sines and Cosines. **Justify** how you know your answer is reasonable. Homework Help ✎

Use the Law of Cosines.

*x* ≈ 19.0