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Using Congruent Triangles Part 1. Proof Format. When using CPCTC to prove that corresponding parts of a triangle are congruent, we use the same general format: Determine the 3 pieces of congruency based on the given information and the diagram
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Proof Format • When using CPCTC to prove that corresponding parts of a triangle are congruent, we use the same general format: • Determine the 3 pieces of congruency based on the given information and the diagram • Determine what the two congruent triangles are and the method of congruence • Use CPCTC to prove the corresponding parts.