Understanding Parallelograms

What is a key property of opposite sides in a parallelogram?

• They are perpendicular.

• They are different lengths.

• They are congruent.

• They are not parallel.

Which statement is true about the diagonals of a parallelogram?

• They do not intersect.

• They are perpendicular.

• They bisect each other.

• They are equal in length.

If angle R in a parallelogram is 135 degrees, what is the measure of the opposite angle T?

• 45 degrees

• 180 degrees

• 90 degrees

• 135 degrees

In a parallelogram, if one angle is 70 degrees, what is the measure of its consecutive angle?

• 90 degrees

• 180 degrees

• 110 degrees

• 70 degrees

What is the length of side SP if side RQ is 23 units in a parallelogram?

• 23 units

• 46 units

• 11.5 units

• 19 units

If diagonal RT is 19.8 units, what is the total length of diagonal RP?

• 19.8 units

• 29.7 units

• 39.6 units

• 9.9 units

What is the measure of angle VXW if angle X is 52 degrees and angle W is 60 degrees?

• 60 degrees

• 52 degrees

• 180 degrees

• 68 degrees

If KM is 23.4 units, what is the length of YM in a parallelogram?

• 11.7 units

• 23.4 units

• 46.8 units

• 5.85 units

What is the measure of angle BDC if angle D is 62 degrees and angle C is 55 degrees?

• 180 degrees

• 117 degrees

• 63 degrees

• 55 degrees

Which angles are supplementary in a parallelogram?

• No angles

• All angles

• Consecutive angles

• Opposite angles