Answered

Which choice can be used to confirm that a quadrilateral is a parallelogram

AQuadrilateral is a parallelogram if it has two pairs of parallel sides
BA quadrilateral is a parallelogram a good has two congruent sides and two non-congruent sides

C.A quadrilateral is a parallelogram if it has two adjacent congruent angles

DQuadrilateral is a parallelogram if it has opposite angles that are not congruent

Verified Answer :

There are 5 ways to prove a Quadrilateral is a Parallelogram. -Prove both pairs of opposite sides congruent -Prove both pairs of opposite sides parallel -Prove one pair of opposite sides both congruent and parallel -Prove both pairs of opposite angles are congruent -Prove that the diagonals bisect each other

Answer: Option 'A' is correct.

Step-by-step explanation:

Since we have given that

A quadrilateral is parallelogram when  it has two pairs of parallel sides.

As we know that

A parallelogram is a quadrilateral which has equal opposite sides and equal opposite angles.

Opposite sides should be parallel.

Hence, Option 'A' is correct.

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