Sierra199 Sierra199
  • 18-04-2017
  • Mathematics
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What needs to happen before you can use the reason CPCTC?

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lisee7 lisee7
  • 18-04-2017
The step before CPCTC is prove triangles are congruent by SSS or ASA or SAS or AAS. After
After that then you can said CPCTC that corresponding parts of congruent ( see how you have to say they are congruent first) triangles are congruent
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