2. Chapter 1Foundations for Geometry Chapter 2Geometric Reasoning Chapter 3Parallel and Perpendicular Lines Chapter 4Triangle Congruence Chapter 5Properties and Attributes of Triangles Chapter 6Polygons and Quadrilaterals Chapter 7Similarity Chapter 8Right Triangles and Trigonometry Chapter 9Extending Perimeter, Circumference, and Area Chapter 10Spatial Reasoning Chapter 11Circles Chapter 12Extending Transformational Geometry

3. Chapter 1Foundations for Geometry 1-1Understanding Points, Lines, and Planes 1-2Measuring and Constructing Segments 1-3Measuring and Constructing Angles 1-4Pairs of Angles 1-5Using Formulas in Geometry 1-6Midpoint and Distance in the Coordinate Plane 1-7Transformations in the Coordinate Plane

4. Chapter 2Geometric Reasoning 2-1Using Inductive Reasoning to Make Conjectures 2-2Conditional Statements 2-3Using Deductive Reasoning to Verify Conjectures 2-4Biconditional Statements and Definitions 2-5Algebraic Proof 2-6Geometric Proof 2-7Flowchart and Paragraph Proofs 2-ExtIntroduction to Symbolic Logic

5. Chapter 3Parallel and Perpendicular Lines 3-1Lines and Angles 3-2Angles Formed by Parallel Lines and Transversals 3-3Proving Lines Parallel 3-4Perpendicular Lines 3-5Slopes of Lines 3-6Lines in the Coordinate Plane

6. Chapter 4Triangle Congruence 4-1Classifying Triangles 4-2Angle Relationships in Triangles 4-3Congruent Triangles 4-4Triangle Congruence: SSS and SAS 4-5Triangle Congruence: ASA, AAS, and HL 4-6Triangle Congruence: CPCTC 4-7Introduction to Coordinate Proof 4-8Isosceles and Equilateral Triangles 4-ExtProving Constructions Valid

7. Chapter 5Properties and Attributes of Triangles 5-1Perpendicular and Angle Bisectors 5-2Bisectors of Triangles 5-3Medians and Altitudes of Triangles 5-4The Triangle Midsegment Theorem 5-5Indirect Proof and Inequalities in One Triangle 5-6Inequalities in Two Triangles 5-7The Pythagorean Theorem 5-8Applying Special Right Triangles

8. Chapter 6Polygons and Quadrilaterals 6-1Properties and Attributes of Polygons 6-2Properties of Parallelograms 6-3Conditions for Parallelograms 6-4Properties of Special Parallelograms 6-5Conditions for Special Parallelograms 6-6Properties of Kites and Trapezoids

9. Chapter 7Similarity 7-1Ratio and Proportion 7-2Ratios in Similar Polygons 7-3Triangle Similarity: AA, SSS, and SAS 7-4Applying Properties of Similar Triangles 7-5Using Proportional Relationships 7-6Dilations and Similarity in the Coordinate Plane

10. Chapter 8Right Triangles and Trigonometry 8-1Similarity in Right Triangles 8-2Trigonometric Ratios 8-3Solving Right Triangles 8-4Angles of Elevation and Depression 8-5Law of Sines and Law of Cosines 8-6Vectors 8-ExtTrigonometry and the Unit Circle

11. Chapter 9Extending Perimeter, Circumference, and Area 9-1Developing Formulas for Triangles and Quadrilaterals 9-2Developing Formulas for Circles and Regular Polygons 9-3Composite Figures 9-4Perimeter and Area in the Coordinate Plane 9-5Effects of Changing Dimensions Proportionally 9-6Geometric Probability

12. Chapter 10 Spatial Reasoning 10-1Solid Geometry 10-2Representations of Three-Dimensional Figures 10-3Formulas in Three Dimensions 10-4Surface Area of Prisms and Cylinders 10-5Surface Area of Pyramids and Cones 10-6Volume of Prisms and Cylinders 10-7Volume of Pyramids and Cones 10-8Spheres 10-ExtSpherical Geometry

13. Chapter 11 Circles 11-1Lines That Intersect Circles 11-2Arcs and Chords 11-3Sector Area and Arc Length 11-4Inscribed Angles 11-5Angle Relationships in Circles 11-6Segment Relationships in Circles 11-7Circles in the Coordinate Plane 11-ExtPolar Coordinates

14. Chapter 12 Extending Transformational Geometry 12-1Reflections 12-2Translations 12-3Rotations 12-4Compositions of Transformations 12-5Symmetry 12-6Tessellations 12-7Dilations 12-ExtUsing Patterns to Generate Fractals