CCG Section 3.2

3.2.1 - 3.2.6

As students discover the conditions that cause triangles to be similar or congruent, they will learn about using a flowchart to organize facts and support their conclusions.

CCG - Homework Help - online

CCG - Parent/Student Support Guide (Intro to the Parent Guide) - Chapter 3

Lessons 3.2.1 through 3.2.6 - Conditions for Triangle Similarity

Chapter 3: Justification & Similarity

Lesson 3.2.1 - Conditions for Triangle Similarity (no video available yet for 3-53 through 3-58)

Online practice for SAS~ and AA~

Determine Similar Triangles: Angles (Khan Academy)

Lesson 3.2.2 - Creating a Flowchart (no video available yet for 3-65 through 3-70)

Note: In the video above, the directions incorrectly state to prove the triangles are congruent; They should say, "Prove the triangles are similar".

Online practice for Similarity & Flow Charts

Identifying & Proving Similar Triangles (PDF)

(KEY for above PDF)

Lesson 3.2.3 - Triangle Similarity and Congruence (no video available yet for 3-76 through 3-81)

This topic is a review and practice. Look back at the previous lessons on this page for help with topics covered in this lesson.

Lesson 3.2.4 - More Conditions for Triangle Similarity (no video available yet for 3-88 through 3-93)

www.khanacademy.org/math/geometry/hs-geo-similarity/hs-geo-triangle-similarity-intro/v/similarity-postulates

Online practice for SSS~, SAS~ and AA~

Similarity Rules for Triangles (IXL)

Lesson 3.2.5 - Determining Similarity (no video available yet for 3-99 through 3-104)

Flowchart proof SSS triangle similarity

Lesson 3.2.6 - Applying Similarity (no video available yet for 3-108 through 3-113)

Online practice for Applying Similarity

Similar Triangles Application Problems (PDF)

(KEY for above PDF)

Additional Support and Practice

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