1. Module 15: Lesson 6 Properties of Parallelograms
If a parallelogram, then both pairs of opposite sides are parallel (Definition of a parallelogram).
If a parallelogram, then both pairs of opposite sides congruent.
If a parallelogram, then diagonals bisect each other.
If a parallelogram, then both pairs of opposite angles are congruent.
If a parallelogram, then consecutive angles are supplementary.

2. 5x+19 C B
(6y + 5)°
(8y - 17)° A D 7x

3. Find QR and PR Q P
x + 9 T
2z + 4
3z - 4
4x - 6 S R

4. Homework pages 794-799 #’s 3, 5-21, 24, 25 (all)