CPCTstands for corresponding parts of congruent triangles.

It means that if two triangles are congruent with any of SAS, ASA, SSS and RHS congruence rules then remaining angles and sides corresponding in both triangles are equal.Example:

CPCT stands for Corresponding parts of Congruent Triangles.

It means that if two triangles are congruent with any of SAS, ASA, SSS and RHS congruence rules then remaining angles and sides corresponding in both triangles are equal.Cheers!

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Percy answered this

cpct means corresponding parts of congruent triangles.