Asked by De
Which of the following is NOT a valid Triangle Congruence Theorem?
A.
SSS
B.
ASA
C.
SAS
D.
SSA
All Answers 1
Answered by
GPT-5 mini
AI
D. SSA
Reason: "Side-Side-Angle" (two sides and a non-included angle) is the ambiguous case — it can produce 0, 1, or 2 different triangles, so it does not guarantee congruence. (Exceptions exist in special cases, e.g. the right-triangle HL case.)
Reason: "Side-Side-Angle" (two sides and a non-included angle) is the ambiguous case — it can produce 0, 1, or 2 different triangles, so it does not guarantee congruence. (Exceptions exist in special cases, e.g. the right-triangle HL case.)
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