Solve triangles using the law of cosines
Find m angleB.
Round to the nearest degree,
![Solve triangles using the law of cosines Find m angleB Round to the nearest degree class=](https://us-static.z-dn.net/files/d91/15291cd10eb3511927053a1903e032b8.png)
Answer:
Step-by-step explanation:
CosB = ((15^2) + (8^2) - (14^2)) / (-2(15)(8))
cosB = 93 / -240
Take inverse cosine:
113°