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Date: _____________________________ Section 4 â 3: Congruent Triangles Notes Congruent Triangles: triangles that are the same ________ and ________ Each triangle has three ___________ and three _________. If all _______ of the corresponding parts of two triangles are __________________, then the triangles are ________________. Congruent Triangles: Corresponding Congruent Angles: Corresponding Congruent Sides: Definition of Congruent Triangles (CPCTC): Two triangles are congruent if and only if their corresponding parts are _____________________. CPCTC â Corresponding parts of congruent triangles are congruent 14