Congruent & Similar Triangles Unit (Geometry Unit 4)

This is a complete congruent and similar triangles unit for Geometry. This is the 4th unit in my Geometry curriculum.


*Update: Video links are now included for each set of notes!*


Topics include:

  • congruent triangle shortcuts (SSS, SAS, ASA, AAS, HL)
  • congruent triangle proofs (with and without CPCTC)
  • congruent triangle measures with algebra
  • similar triangle shortcuts (SSS, SAS, AA)
  • using proportions to solve for sides
  • triangle proportionality theorem
  • triangle midsegment theorem
  • similar triangle application problems
  • similar triangle proofs


Products include:


Terms of Use:

This product should only be used by the teacher who purchased it. This product is not to be shared with other teachers. Please buy the correct number of licenses if this is to be used by more than one teacher.



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