Question

Which characteristic guarantees that a parallelogram is a rectangle? All of the sides are congruent. The opposite sides are parallel. The diagonals are perpendicular bisectors. The diagonals are congruent.

Answer 1

Answer:- The  characteristic guarantees that a parallelogram is a rectangle is "the diagonals are congruent".

Explanation:-

•   The characteristics of a parallelogram :-

1. The opposite sides are parallel.
2. The opposite sides and angles are equal.
3. The diagonals are perpendicular bisectors.

•  The characteristics of a rectangle

1. opposite sides are parallel and equal .
2. diagonals are congruent.
3. All the angles are congruent.

Thus the  characteristic guarantees that a parallelogram is a rectangle is "the diagonals are congruent".

Answer 2

Diagonals are congruent.