Parallelograms

1
Parallelograms

• Section 8-2

2

• quadrilateral a 4-sided polygon
• parallelogram a quadrilateral with both pairs
  of opposite sides parallel

3
Theorems 8-3, 8-4, 8-5, 8-7

• Opposite sides of a parallelogram are congruent.
• Opposite angles of a parallelogram are congruent.
• Consecutive angles in a parallelogram are
  supplementary.
• The diagonals of a parallelogram bisect each
  other.

4
110
70
110
70
5
Theorem 8-6

• If a parallelogram has one right angle, it has 4
  right angles.

6
Joke Time

• What did the bee say when it solved the
  problem?
• Hive got it!

7

• Why couldnt the seven and the ten get married?
• They were under eighteen.