Table of ContentChapter 0 Preparing for Geometry Unit 1 Geometric Structure Chapter 1 Tools of Geometry Chapter 2 Reasoning and Proof Chapter 3 Parallel and Perpendicular Lines Unit 2 Congruence Chapter 4 Congruent Triangles Chapter 5 Relationships in Triangles Chapter 6 Quadrilaterals Unit 3 Similarity Chapter 7 Proportions and Similarity Chapter 8 Right Triangles and Trigonometry Chapter 9 Transformations and Symmetry Unit 4 Measurement Chapter 10 Circles Chapter 11 Areas of Polygons and Circles Chapter 12 Extending Surface Area and Volume Chapter 13 Probability and Measurement