If, side DE of △DEF is equal to side BA of △BAC. Then,
A
△BAC ≅△DEF by ASA criteria
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B
△BAC ≅△DEF by SAS criteria
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C
△BAC ≅△DEF by RHS criteria
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D
△BAC ≅△DEF by SSS criteria
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Solution
The correct option is B△BAC ≅△DEF by SAS criteria Consider △BAC and △DEF side CB = side FD = 3cm (given) ∠CBA = ∠FDE = 50°(given) and, BA = DE = 5cm (Given)
So, by SAS citerion for congruency of triangles, △BAC ≅△DEF