[Free Registration/Login may be required to access all resource tools.] In this lesson students determine whether two triangles are congruent. Students examine guided notes, review guided practice, watch instructional videos and attempt...

This lesson focuses on triangle congruence; it shows the ways to prove that triangles are congruent.

Brush up on your math skills relating to congruence then try some practice problems to test your understanding.

[Free Registration/Login may be required to access all resource tools.] In this lesson students apply the definitions of angle congruency and angle bisector. Students examine guided notes, review guided practice, watch instructional...

[Free Registration/Login may be required to access all resource tools.] Identifying and applying theorems to determine triangle congruence.

[Free Registration/Login may be required to access all resource tools.] This concept teaches students what it means for two triangles to be congruent and how to identify corresponding parts of congruent triangles. Students examine guided...

See how two triangles are congruent it means that all corresponding angle pairs and all corresponding sides are congruent.

In this lesson on congruent triangles, students explore how to use postulates to identify if triangles are congruent by SSS, SAS, ASA, and AAS.

In this lesson plan, learners will prove triangles are congruent using the triangle congruence theorems.

Quadrilaterals-parallelograms, rectangles, and trapezoids-are thoroughly introduced in this lesson plan for upper elementary and middle school young scholars. Lots of resources are linked to it to help support the teacher and students....

Explore the world of congruent triangles in this mini-lesson. Provides a definition and examples that help with understanding their properties. Includes a short video and practice questions with answers.

See how triangles are congruent where all corresponding angle pairs and sides are the same.

Learn about congruence in geometry.

Learn how two triangles are congruent if and only if their corresponding sides and corresponding angles are congruent.

Discover if two triangles are congruent it means that all corresponding angle pairs and all corresponding sides are congruent.

This lesson will demonstrate the use of CPCTC in triangle congruency proofs.

[Free Registration/Login may be required to access all resource tools.] Determine whether triangles are similar, congruent, or neither.

Explore the world of congruence in this mini-lesson. Provides a definition and examples that help with understanding its properties.

This upper elementary and middle school lesson plan introduces a variety of motion geometry concepts such as translations, reflections, and rotations. Lots of interactive support for students.

Students explore congruent polygons in this interactive web lesson.

Lesson plan where students learn about congruent and similar figures by viewing models and by using geoboards, pattern blocks, and the Internet. (Note: Lesson cited in the procedures cannot be found at the link provided.)

[Free Registration/Login Required] In this lesson students, will develop an understanding of geometric concepts and use them to identify, measure and compare a variety of two-dimensional and 3-dimensional shapes using models, pictures,...

[Free Registration/Login may be required to access all resource tools.] Use equality and congruence properties.

[Free Registration/Login may be required to access all resource tools.] This concept reviews properties of equality and congruence.