Law of Sines: 0, 1, or 2 Triangles?

Given a few measurements, how do you tell if you can make 1 triangle or 2 with them? Or if it's even possible to make any at all? Using Law of Sines to determine, but a method of just using Soh-Cah-Toa shown as well. 7 examples shown....including a review of basic Geometry congruence postulates!