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2 votes
In order to use CPCTC in a proof, what must you first prove?

asked
User Fhtagn
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1 Answer

3 votes
Corresponding parts of congruent triangles are congruent. To use this you have to prove the two triangles congruent first with a proof method.
Proof methods:
AAS
ASA
SSS
SAS
HL
answered
User Tidylobster
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