1. Warm Up
Determine whether the statement is always, sometimes or never true.
The diagonals of a rectangle are perpendicular.
Consecutive sides of a rhombus are congruent.
A rectangle has at least one right angle.
The diagonals of a parallelogram are congruent.
The diagonal of a square bisects opposite angles.

2. Unit 6 - Day 6 ~Quadrilaterals~
Objective:
SWBAT use properties of different quadrilaterals in proofs.

3. Quadrilateral Proof Given: WHAT is a parallelogram DART is a rhombus
Prove: WHAT is a rectangle
Statements Reasons

4. Classwork: Packet Pg. 13 - 15 ~additional practice~
Homework:
Finish Worksheet

5. Quadrilateral Proof Given: Parallelogram HIJK ⃤⃤ HOI ≅ ⃤ JOI
Prove: HIJK is a rhombus
Statements Reasons

6. Quadrilateral Proof Given: JANE is a parallelogram
JXPE is a parallelogram
XP ⟂ EN
Prove: JANE is a rectangle
Statements Reasons