The figure is a parallelogram. One diagonal measures

28 units.

21

20

20

28

28

220

24

21

Is the figure a rectangle? Explain.

O No, it is not a rectangle because the diagonals are

congruent.

O No, it is not a rectangle because the sides of the

parallelogram do not meet at right angles.

O Yes, it is a rectangle because the diagonals are

congruent.

O Yes, it is a rectangle because the sides of the

parallelogram do meet at right angles.