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is this quadrilateral a parallelogram?If yes, state the definition or theorem that justifies your answer.​

Is This Quadrilateral A ParallelogramIf Yes State The Definition Or Theorem That Justifies Your Answer class=

Sagot :

Answer:

it's a parallelogram.

Step-by-step explanation:

reason Since the vertically opposite angles are equal definitely the sides must be parallel to each other there by making it a parallelogram