Parallelogram congruence?

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1 Answer
Ratnaker Mehta
May 7, 2017

See the Explanation.

Explanation:

AB=DC..."[Opp. sides of parlgrm.]"

/_ABE=/_EDC,...[because, AB////DC]

/_BAE=/_ECD,...[because, AB////DC]

:. DeltaABE~=DeltaCDE.

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