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प्रश्न
In the given pairs of triangles of figure, applying only ASA congruence criterion, determine which triangles are congruent. Also, write the congruent triangles in symbolic form.
उत्तर
In ∆ABC and ∆DFE,
∠A =∠D ......(Given)
∠B = ∠F ......(Given)
∴∠C = ∠E ......(Since two angles are equal)
BC = FE ......(Given)
∴ ∆ABC ≅ ∆DFE ......(ASA criterion)
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