WAEC Mathematics 2025 Objective — Question 45

Question 45 of 51 from the West African Examinations Council (WAEC) Mathematics 2025 Objective paper, with the correct answer and a full explanation.

Which of the following is not a sufficient condition for two triangles to be congruent?

A. AAS
B. SSS
C. SAS
D. SSACorrect

Explanation

Two triangles are congruent if their corresponding sides/angles match under AAS, SSS, SAS, or ASA criteria. SSA (Side-Side-Angle) is not a sufficient/valid condition for congruency.

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