Use the Law of Cosines. Find length x.
Upper A
Upper B
Upper C
12
19
80 degrees
x
γ
![Use the Law of Cosines Find length x Upper A Upper B Upper C 12 19 80 degrees x γ class=](https://us-static.z-dn.net/files/d93/6b492573161cc3961cbf4cb74cf7b188.png)
Answer
i believe that c is the correct answer
Step-by-step explanation: