Find the missing side. Round to the nearest tenth.
A) 21.2
B) 18.9
C) 6.5
D) 61.4
![Find the missing side Round to the nearest tenth A 212 B 189 C 65 D 614 class=](https://us-static.z-dn.net/files/db9/794b451ac2a4895e52988c29011549ce.png)
Answer:
18.9
Step-by-step explanation:
The formula after being set up is 20 cos 19. After solving, that is the answer.