Understanding Parallelograms

What is a defining characteristic of a parallelogram?

• It has four right angles.

• It has two pairs of parallel sides.

• It has one pair of parallel sides.

• It has all sides of equal length.

If one side of a parallelogram measures 8 cm, what is the length of its opposite side?

• 8 cm

• Cannot be determined

• 4 cm

• 16 cm

Which of the following is true about the opposite angles in a parallelogram?

• They are always right angles.

• They are complementary.

• They are congruent.

• They are supplementary.

If angle A in a parallelogram is 100 degrees, what is the measure of angle C?

• 80 degrees

• 120 degrees

• 90 degrees

• 100 degrees

What is the sum of consecutive angles in a parallelogram?

• 90 degrees

• 180 degrees

• 360 degrees

• 270 degrees

If angle A is 100 degrees, what is the measure of angle B in a parallelogram?

• 80 degrees

• 100 degrees

• 140 degrees

• 120 degrees

What happens to the diagonals of a parallelogram?

• They are perpendicular.

• They bisect each other.

• They are equal in length.

• They do not intersect.

If one segment of a diagonal in a parallelogram measures 10 meters, what is the length of the other segment?

• 15 meters

• 10 meters

• 20 meters

• 5 meters

What do the diagonals of a parallelogram create?

• Two congruent triangles

• Two right triangles

• Two isosceles triangles

• Two scalene triangles

Which of the following is NOT a property of a parallelogram?

• Consecutive angles are supplementary.

• Opposite sides are congruent.

• Diagonals bisect each other.

• All angles are right angles.