This concept teaches students what it means for two triangles to be congruent and how to identify corresponding parts of congruent triangles.
This video gives more detail about the mathematical principles presented in Congruent Triangles.
This video shows how to work step-by-step through one or more of the examples in Congruent Triangles.
A list of student-submitted discussion questions for Congruent Triangles.
To activate prior knowledge, make personal connections, reflect on key concepts, encourage critical thinking, and assess student knowledge on the topic prior to reading using a Quickwrite.
To stress understanding of a concept by summarizing the main idea and applying that understanding to create visual aids and generate questions and comments using a Concept Matrix.
With this KWL Chart, reflect on your prior knowledge of a concept, come up with questions you’re curious about, and come up with answers from the reading.
Find out how you can build structurally efficient domes from triangles.
How did the Egyptians build pyramids made up perfect congruent triangles?
This study guide is an overview of triangle congruence: defining corresponding parts of congruent triangles, postulates and theorems for congruences (SSS, SAS, AAS, ASA), and postulates and theorems for congruences for special triangles.