How to know if the problem is side angle side ​

When we know two sides and the angle between them. use The Law of Cosines to calculate the unknown side, then use The Law of Sines to find the smaller of the other two angles, and then use the three angles add to 180° to find the last angle.

if you have a pic i may know what you are talking about better and i will try to help you

Step-by-step explanation:

if you are talking about a missing angle of a right triangle i can tell you how to do that

i think it is x = 1.2

i would have to say it is c.