Day 3 Unit 7

1. Day 3 Unit 7 6-4 Properties of Special Parallelograms

2. Agenda • Warm-up • Homework Check • Special Parallelograms • Class Work/ Homework • Study for Quiz!!!

3. Warm-Up • MNOP is a . If m<MNO = 65. Find m<NOP. • If MN = 2x + 12, PO = x + 7. Find MN. • Is the quadrilateral a parallelogram? Why?

4. Homework Check • No 2. Y – opp <s 3. Yes, opp side ll and 4. Y, opp sides ll 5. Y – opp sides 6. No 7. No 8. Y-Diagonals bisect 9. No 10. No 11. y- opp side ll and 12. no 13. no 14. No 15. yes – opp sides ll

6. 6-4 Properties of Special Parallelograms Rectangle: Defn: a with 4 right angles Properties: All properties Diagonals are (RC ET) Diagonals create 4 isosceles triangles

7. Rhombus Defn: A with 4 sides Properties: All properties Diagonals are (RO MH) Diagonals bisect vertices (outer <s) Diagonals create 4 right triangles

8. Square Defn: A with 4 right <s and 4 sides. Properties: All properties All Rectangle properties All Rhombus properties Diagonals create 4 isosceles right triangles

11. 6-4 Examples

14. Homework Finish Note Sheet Complete Quiz Review