Question

These triangles are congruent by which triangle congruence postulate ?

Answer 1

SSS congruency rule is the answer

Explanation

See, if we use SAS , then in the figure, there should have been an angle.

But if we use SSS , that means that all are sides and are equal. Therefore SSS is the answer.

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Answer 2

(a) SSS (side side side)
every side on one triangle is correspondingly equal to that of the same side in the other triangle