1. TODAY IN GEOMETRY…  STATs for CH. 4 Quiz  Learning Goal: 4.4 You will use postulates Side-Angle-Side and Hypotenuse-Leg to prove triangles are congruent  Independent practice

2. HOW DID YOU “SHAPE” UP?? Results for ALL of my Geometry classes: GRADE NUMBER OF STUDENTS WHO TOOK THE CH.4 QUIZ (15pts) 3 RD PERIOD4 TH PERIOD5 TH PERIODTOTAL A/A-1091130 B+/B/B-610925 C+/C/C-65112 D+/D52512 F1359 Average12.2511.5211.6811.82

3. STATEMENT REASON 1. Given 2. Definition of bisector 3. Reflexive Property S S S 3. SSS

4. SIDE ANGLE SIDE (SAS) POSTULATE: If two sides and the included angle of one triangle are congruent to two sides and the included angle of a second triangle, then the two triangles are congruent. B A CF E D S A S

5. To use SAS the angle must be in between the two sides. A B CD E F

6. STATEMENT REASON 1. Given 3. Reflexive Property 2. Alternate Interior Angles 4. SAS

7. STATEMENT REASON 1. Given 2. Definition of Midpoint 4. Definition of Midpoint 3. Vertical Angles 5. SAS

8. A B C D E F H L HYPOTENUSE-LEG(HL) POSTULATE: If the hypotenuse and leg of a right triangle are congruent to the hypotenuse and leg of a second right triangle, then the two triangles are congruent. leg hypotenuse

9. STATEMENT REASON 1. Given 2. Reflexive Property 3. HL

10. STATEMENT REASON 1. Given 2. Reflexive Property 3. HL

11. HOMEWORK #5: Pg. 243: 3-15, 20-22, 25-27, 35, 37-38 If finished, work on other assignments: HW #1: 221: 1-26, 32, 35-37 HW #2: Advanced Angles WS HW #3: Pg. 228: 3-10, 15-16, 19-21 Pg. 231: 33-40 HW #4: Pg. 236: 5, 7, 9-12, 24, 26 (Graph paper needed)