Answers

  • Brainly User
2016-03-31T17:52:46+05:30

in ΔABL and ΔDMC

AB = CD

AL = CM

∠BAL = ∠DCM

∴  ΔABL and ΔDMC

so bl = dm ( by cpct )

similarily using congruency and cpct , all sides and alternate angles would be equal.

finally you would be able to prove bldm as a parallelogram

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