Which of these sentences is always true with a parallelogram?

A.) all sides are congruent

B.) all angles are congruent

C.) the diagonals are congruent

D.) opposite angles are congruent

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Answer:

Opposite angles are congruent

Step-by-step explanation:

The parallelogram has parallel opposite sides and also the opposite sides are congruent. Few other properties of parallelogram are -

  • It has two pairs of parallel opposite sides.
  • Its diagonals bisect each other.
  • It has two pairs of equal opposite angles.
  • It has two pairs of equal and parallel opposite sides.

So, the answer is D.) opposite angles are congruent.

Answer:

D. Opposite angles are congruent.

Step-by-step explanation:

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