Question

if opposite angles of parallelogram are congruent then.......... complete the sentence​

Answer 1

Answer:

THEOREM: If a quadrilateral has 2 sets of opposite angles congruent, then it is a parallelogram. THEOREM: If a quadrilateral has consecutive angles which are supplementary, then it is a parallelogram. THEOREM: If a quadrilateral has diagonals which bisect each other, then it is a parallelogram.

Step-by-step explanation:

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