1. Ex: Given: Prove: CPCTC:
Corresponding Parts of Congruent Triangles are Congruent.
From the definition of congruent triangles: A B C D
Ex: Given:
Prove:
Statements
Reasons 1) 2) 3) 4) 5) 6) 7)
Given
Given
Def. angle bisector
Reflexive Postulate

2. 1 3 2 4 Q T S N D F 3) Given: Prove: Solution #3 Given
Statements
Reasons 1) 2) 3) 4) 5) 6) 7) 8)
Given
Def. Perpendicular
Given
Def. line bisector
Geometry Lesson: Proving Segments and Angles of Triangles Congruent

3. N R T D 4) Given: Solution #4 Prove: Given Reflexive postulate
Statements
Reasons 1) 2) 3) 4) 5)
Given
Reflexive postulate
Def. angle bisector
Geometry Lesson: Proving Segments and Angles of Triangles Congruent