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rewrite the following biconditional as two conditionals:
A quadrilateral is a parallelogram if and only if it has two pairs of opposite sides that are parallel.

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Answer:

  1. If it has two pairs of opposite sides that are parallel, then a quadrilateral is a parallelogram.
  2. If quadrilateral is a parallelogram, then it has two pairs of opposite sides that are parallel.

Step-by-step explanation:

One of the conditions has the condition and the conclusion written in one order; the other has them written in the opposite order.

  • If it has two pairs of opposite sides that are parallel, then a quadrilateral is a parallelogram.
  • If quadrilateral is a parallelogram, then it has two pairs of opposite sides that are parallel.

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