help on this question (1 Viewer)

[oksteph]

how do u solve this?

 

[mitchy_boy]

cosine rule

 

[mitchy_boy]

General covers that doesn't it?

 

[lychnobity]

how do u solve this?

In any triangle, the angle opposite the smallest side, is the smallest angle.

Using that, the angle opposite to the 6, is the smallest. Then use the cosine rule:



.'. answer is B