1. 8.2 CPCTC
Geometry

2. 8.2 Corresponding Parts of Congruent Triangles are Congruent
Objectives
Identify corresponding parts of congruent triangles.
Use CPCTC to prove angles and segments are congruent.
Use CPCTC to prove the Isosceles Triangle Base Angle Theorem.
Use CPCTC to prove the Isosceles Triangle Base Angle Converse Theorem.
Apply corresponding parts of congruent triangles.

5. Problem 1: CPCTC
If two triangles are congruent, then each part of one triangle is congruent to the corresponding part of the other triangle.
CPCTC
Corresponding Parts of Congruent Triangles are Congruent

6. Problem 1: CPCTC
CPCTC
Corresponding Parts of Congruent Triangles are Congruent
Steps to use CPCTC
Identify two triangles in corresponding order
Prove the triangles congruent
SSS, SAS, ASA, AAS, HL
State the two parts are congruent using CPCTC

7. Problem 1: CPCTC
Together #1

9. Problem 1: CPCTC
Collaborate #2 (5 Minutes)

10. U R S H S K

11. Problem 3: Applications of CPCTC
Collaborate 1-5 (5 Minutes) Pg. 622

12. The triangle on the left is congruent to the triangle on the right by ASA

13. x x

15. =63
63 o
63 o
x o

16. The triangle on the top is congruent to the triangle on the bottom by SAS
65 ft

17. Problem 3: Applications of CPCTC
Collaborate 6 (3 Minutes)
∆𝑆𝐴𝑅≅∆𝑆𝐴𝑇
SSS
∠𝑇≅∠𝑅
CPCTC

18. Formative Assessment
Skills Practice 8.2
Pg (13-18)