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MA.912.G.4.6 Triangle Similarity and Congruence

What You Need To Know...

Congruent or similar triangles and the concept of corresponding parts of congruent triangles.

  1. The benchmark will be assessed using MC (Multiple Choice) items.
  2. Items will require the use of geometric properties to justify measures and characteristics of triangles.
  3. Items may be set in either real-world or mathematical contexts.

Example One

Nancy wrote a proof about the figure shown below.


In the proof below, Nancy started with the fact that XZ.jpg is a perpendicular bisector of WY.jpg and proved that  Triangle Marking.jpg WYZ is isosceles.


Which of the following correctly replaces the question mark in Nancy's proof?

  1. ASA
  2. SAA
  3. SAS
  4. SSS



Additional Examples



Congruency and Similarity

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Corresponding Triangles

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Side-Angle-Side and HL

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Congruence Theorems

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Triangle Congruence Review

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Proving Congruence

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Reference Sheet