BigIdeasCh8Notes

Geometry Name___________________________________________ Date____________________________Period__________

Chapter8Similarity

8.1SimilarPolygons

Perimeters of Similar Polygons Theorem

Areas of Similar Polygons Theorem

�1

BigIdeasCh8Notes

8.2ProvingTriangleSimilaritybyAA~

Angle-Angle Similarity (AA~)

Theorem

�2

BigIdeasCh8Notes

8.3ProvingTriangleSimilaritybySSSandSAS

Side-Side-Side Similarity (SSS~)

Theorem

Side-Angle-Side Similarity (SAS~)

Theorem

�3

∆ABC ~ ∆DEF

BigIdeasCh8Notes

8.4Propor?onalityTheorems

Triangle Proportionality

Theorem

Converse of the Triangle Proportionality Theorem

�4

BigIdeasCh8Notes

Three Parallel Lines Theorem

Triangle Angle Bisector Theorem

�5