### 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

 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