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Brian McLogan
How to make sense of the ambiguous case problem
👉 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...
Khan Academy
Khan Academy: Triangles: More on Why Ssa Is Not a Postulate
Explains why SSA is not a valid postulate for proving triangle congruence.