### Chapter 1

Tools Of Geometry

1-1 | Patterns and Inductive Reasoning | Exercises | p.6 |

1-2 | Drawings, Nets, and Other Models | Exercises | p.13 |

1-3 | Points, Lines, and Planes | Exercises | p.19 |

1-4 | Segments, Rays, Parallel Lines and Planes | Exercises | p.25 |

Checkpoint Quiz 1 | p.28 | ||

1-5 | Measuring Segments | Exercises | p.33 |

1-6 | Measuring Angles | Exercises | p.40 |

1-7 | Basic Constuctions | Exercises | p.47 |

1-8 | The Coordinate Plane | Exercises | p.56 |

Checkpoint Quiz 2 | p.59 | ||

1-9 | Perimeter, Circumference, and Area | Exercises | p.65 |

Chapter Review | p.71 | ||

Chapter Test | p.74 |

### Chapter 2

Reasoning And Proof

2-1 | Conditional Statements | Exercises | p.83 |

2-2 | Biconditionals and Definitions | Exercises | p.90 |

2-3 | Deductive Reasoning | Exercises | p.96 |

Checkpoint Quiz 1 | p.100 | ||

2-4 | Reasoning in Algebra | Exercises | p.105 |

2-5 | Proving Angles Congruent | Exercises | p.112 |

Chapter Review | p.117 | ||

Chapter Test | p.120 |

### Chapter 3

Parallel And Perpendicular Lines

3-1 | Properties of Parallel Lines | Exercises | p.131 |

3-2 | Proving Lines Parallel | Exercises | p.137 |

3-3 | Parallel and Perpendicular Lines | Exercises | p.143 |

3-4 | Parallel Lines and the Triangle- Sum Theorem | Exercises | p.150 |

Checkpoint Quiz 1 | p.153 | ||

3-5 | The Polygon Angle-Sum Theorems | Exercises | p.161 |

3-6 | Lines in the Coordinate Plane | Exercises | p.169 |

3-7 | Slopes of Parallel and Perpendicular Lines | Exercises | p.177 |

Checkpoint Quiz 2 | p.180 | ||

3-8 | Constructing Parallel and Perpendicular Lines | Exercises | p.184 |

Chapter Review | p.189 | ||

Chapter Test | p.192 |

### Chapter 4

Congruent Triangles

4-1 | Congruent Figures | Exercises | p.200 |

4-2 | Triangle Congruence by SSS and SAS | Exercises | p.208 |

4-3 | Triangle Congruence by ASA and AAS | Exercises | p.215 |

Checkpoint Quiz 1 | p.219 | ||

4-4 | Using Congruent Triangles: CPCTC | Exercises | p.222 |

4-5 | Isosceles and Equilateral Triangles | Exercises | p.230 |

4-6 | Congruence in Right Triangles | Exercises | p.237 |

Checkpoint Quiz 2 | p.240 | ||

4-7 | Using Corresponding Parts Of Congruent Triangles | Exercises | p.243 |

Chapter Review | p.249 | ||

Chapter Test | p.252 |

### Chapter 5

Relationships Within Triangles

5-1 | Midsegments of Triangles | Exercises | p.262 |

5-2 | Bisectors in Triangles | Exercises | p.267 |

5-3 | Concurrent Lines, Medians, and Altitudes | Exercises | p.275 |

Checkpoint Quiz 1 | p.279 | ||

5-4 | Inverses, Contrapositives, and Indirect Reasoning | Exercises | p.283 |

5-5 | Inequalities in Triangles | Exercises | p.292 |

Chapter Review | p.297 | ||

Chapter Test | p.300 |

### Chapter 6

Quadrilaterals

6-1 | Classifying Quadrilaterals | Exercises | p.308 |

6-2 | Properties of Parallelograms | Exercises | p.315 |

6-3 | Proving that a Quadrilateral is a Parallelograms | Exercises | p.324 |

Checkpoint Quiz 1 | p.327 | ||

6-4 | Special Parallelograms | Exercises | p.332 |

6-5 | Trapezoids and Kites | Exercises | p.338 |

6-6 | Placing Figures in the Coordinate Plane | Exercises | p.344 |

Checkpoint Quiz 2 | p.347 | ||

6-7 | Proofs Using Coordinate Geometry | Exercises | p.349 |

Chapter Review | p.357 | ||

Chapter Test | p.360 |

### Chapter 7

Similarity

7-1 | Ratios and Proportions | Exercises | p.368 |

7-2 | Similar Polygons | Exercises | p.375 |

Checkpoint Quiz 1 | p.379 | ||

7-3 | Proving Triangles Similar | Exercises | p.385 |

7-4 | Similarity in Right Triangles | Exercises | p.394 |

7-5 | Proportions in Triangles | Exercises | p.400 |

Checkpoint Quiz 2 | p.404 | ||

Chapter Review | p.407 | ||

Chapter Test | p.410 |

### Chapter 8

Right Triangles And Trigonometry

8-1 | The Pythagorean Theorem and Its Converse | Exercises | p.420 |

8-2 | Special Right Triangles | Exercises | p.428 |

Checkpoint Quiz 1 | p.430 | ||

8-3 | The Tangent Ratio | Exercises | p.434 |

8-4 | Sine and Cosine Ratios | Exercises | p.441 |

8-5 | Angles of Elevation and Depression | Exercises | p.447 |

Checkpoint Quiz 2 | p.450 | ||

8-6 | Vectors | Exercises | p.455 |

Chapter Review | p.461 | ||

Chapter Test | p.464 |

### Chapter 9

Transformations

9-1 | Translations | Exercises | p.473 |

9-2 | Reflections | Exercises | p.480 |

9-3 | Rotations | Exercises | p.485 |

Checkpoint Quiz 1 | p.488 | ||

9-4 | Symmetry | Exercises | p.494 |

9-5 | Dilations | Exercises | p.500 |

9-6 | Compositions of Reflections | Exercises | p.509 |

9-7 | Tessellations | Exercises | p.518 |

Checkpoint Quiz 2 | p.521 | ||

Chapter Review | p.523 | ||

Chapter Test | p.526 |

### Chapter 10

Area

10-1 | Areas of Parallelograms and Triangles | Exercises | p.536 |

10-2 | Areas of Trapezoids, Rhombuses, and Kites | Exercises | p.542 |

10-3 | Areas of Regular Polygons | Exercises | p.548 |

Checkpoint Quiz 1 | p.551 | ||

10-4 | Perimeters and Areas of Similar Figures | Exercises | p.555 |

10-5 | Trigonometry and Area | Exercises | p.561 |

10-6 | Circles and Arcs | Exercises | p.569 |

10-7 | Areas of Circles and Sectors | Exercises | p.577 |

Checkpoint Quiz 2 | p.580 | ||

10-8 | Geometric Probability | Exercises | p.584 |

Chapter Review | p.589 | ||

Chapter Test | p.592 |

### Chapter 11

Surface Area And Volume

11-1 | Space Figures and Cross Sections | Exercises | p.601 |

11-2 | Surface Areas of Prisms and Cylinders | Exercises | p.611 |

11-3 | Surface Areas of Pyramids and Cones | Exercises | p.620 |

Checkpoint Quiz 1 | p.623 | ||

11-4 | Volumes of Prisms and Cylinders | Exercises | p.627 |

11-5 | Volumes of Pyramids and Cones | Exercises | p.634 |

11-6 | Surface Areas and Volumes of Spheres | Exercises | p.640 |

Checkpoint Quiz 2 | p.644 | ||

11-7 | Areas and Volumes of Similar Solids | Exercises | p.648 |

Chapter Review | p.653 | ||

Chapter Test | p.656 |

### Chapter 12

Circles

12-1 | Tangent Lines | Exercises | p.665 |

12-2 | Chords and Arcs | Exercises | p.673 |

12-3 | Inscribed Angles | Exercises | p.681 |

Checkpoint Quiz 1 | p.685 | ||

12-4 | Angle Measures and Segment Lengths | Exercises | p.691 |

12-5 | Circles in the Coordinate Plane | Exercises | p.697 |

Checkpoint Quiz 2 | p.700 | ||

12-6 | Locus: A Set of Points | Exercises | p.703 |

Chapter Review | p.707 | ||

Chapter Test | p.710 |