Properties of Parallelograms Worksheet
Explore and identify the key properties of parallelograms including sides, angles, and diagonals through various exercises.
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Topics
Properties of Parallelograms
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. Which of the following is NOT a property of a parallelogram?
Opposite sides are parallel.
Opposite sides are congruent.
Diagonals are congruent.
Opposite angles are congruent.
2. In parallelogram ABCD, if ∠A = 70°, what is the measure of ∠C?
70°
110°
90°
180°
3. The diagonals of a parallelogram each other.
4. Consecutive angles in a parallelogram are .
5. All four sides of a parallelogram are congruent.
True
False
6. The sum of the interior angles of any parallelogram is 360°.
True
False
7. In parallelogram PQRS, PQ = 10 cm and QR = 7 cm. What is the length of RS and SP?
8. Draw a parallelogram and label its vertices A, B, C, and D. Draw its diagonals and label their intersection point E.
Use the parallelogram below to answer the following questions.
9. If AB = 12 units, what is the length of CD?
10. If ∠DAB = 65°, what is the measure of ∠BCD?
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