Instructional Video7:14
Brian McLogan

How to make sense of the ambiguous case problem

12th - Higher Ed
👉 Learn how to determine if a given SSA triangle has 1, 2 or no possible triangles. Given two adjacent side lengths and an angle opposite one of them (SSA or ASS), then there are 3 possible cases: there can be 1 solution, 2 solutions and...
Instructional Video
Khan Academy

Khan Academy: Triangles: More on Why Ssa Is Not a Postulate

9th - 10th Standards
Explains why SSA is not a valid postulate for proving triangle congruence.