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Module 16: Lesson 4 AA Similarity of Triangles
Angle-Angle (AA) Triangle Similarity Theorem If 2 angles of one triangle are congruent to 2 angles of another triangle, then the 2 triangles are similar. See example #2 on page 863
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Side-Side-Side (SSS) Triangle Similarity Theorem
If all 3 sides of one triangle are proportional to all 3 corresponding sides of another triangle, then the 2 triangles are similar. See example #3B on page 865
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Side-Angle-Side (SAS) Triangle Similarity Theorem
If 2 sides of one triangle are proportional to 2 corresponding sides of another triangle AND the included angles are congruent, then the 2 triangles are similar. See example #3A on page 865
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Homework pages 867-871 #’s 1-15, 17-18 (all)
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