Chapter 1

Reasoning In Geometry

Check for Understanding p.7
Exercises p.8
Check for Understanding p.15
Exercises p.16
Quiz 1 p.17
Check for Understanding p.20
Exercises p.21
Check for Understanding p.26
Exercises p.27
Quiz 2 p.28
Check for Understanding p.32
Exercises p.33
1.6 A Plan for Problem Solving Check for Understanding p.38
Exercises p.39
Study Guide and Assessment p.42
Test p.45
Preparing for Standardized Tests p.47

Chapter 2

Segment Measure And Coordinate Graphing

2.1 Real Numbers and Number Lines Check for Understanding p.53
Exercises p.54
2.2 Segments and Properties of Real Numbers Check for Understanding p.59
Exercises p.59
Quiz 1 p.61
2.3 Congruent Segments Check for Understanding p.65
Exercises p.66
2.4 The Coordinate Plane Check for Understanding p.71
Exercises p.71
Quiz 2 p.73
2.5 Midpoints Check for Understanding p.79
Exercises p.80
Study Guide and Assessment p.82
Test p.85
Preparing for Standardized Tests p.87

Chapter 3

Angles

3.1 Angles Check for Understanding p.92
Exercises p.93
3.2 Angle Measure Check for Understanding p.100
3.3 The Angle Addition Postulate Check for Understanding p.108
Exercises p.108
3.4 Adjacent Angles and Linear Pairs of Angles Check for Understanding p.112
Exercises p.113
Quiz 1 p.114
3.5 Complementary and Supplementary Angles Check for Understanding p.119
Exercises p.120
3.6 Congruent Angles Check for Understanding p.125
Exercises p.126
Quiz 2 p.127
3.7 Perpendicular Lines Check for Understanding p.131
132 p.132
Study Guide and Assessment p.134
Test p.137
Preparing for Standardized Tests p.139

Chapter 4

Parallels

4.1 Parallel Lines and Planes Check for Understanding p.144
Exercises p.145
4.2 Parallel Lines and Transversals Check for Understanding p.151
Exercises p.152
4.3 Transversals and Corresponding Angles Check for Understanding p.158
Exercises p.159
Quiz 1 p.161
4.4 Proving Lines Parallel Check for Understanding p.165
Exercises p.166
4.5 Slope Check for Understanding p.171
Exercises p.172
Quiz 2 p.173
4.6 Equations of Lines Check for Understanding p.177
Exercises p.178
Study Guide and Assessment p.180
Test p.183
Preparing for Standardized Tests p.185

Chapter 5

Triangles And Congruence

5.1 Classifying Triangles Check for Understanding p.190
Exercises p.191
5.2 Angles of a Triangle Exercises p.196
Check for Understanding p.196
5.3 Geometry in Motion Check for Understanding p.200
Exercises p.201
Quiz 1 p.202
5.4 Congruent Triangles Check for Understanding p.205
Exercises p.206
5.5 SSS and SAS Check for Understanding p.212
Exercises p.213
Quiz 2 p.214
5.6 ASA and AAS Check for Understanding p.217
Exercises p.218
Study Guide and Assessment p.220
Test p.223
Preparing for Standardized Tests p.225

Chapter 6

More About Triangles

6.1 Medians Check for Understanding p.231
Excercises p.231
6.2 Altitudes and Perpendicular Bisectors Check for Understanding p.237
Exercises p.238
6.3 Angle Bisectors of Triangles Exercises p.242
Check for Understanding p.242
Quiz 1 p.243
6.4 Isosceles Triangles Exercises p.249
Check for Understanding p.249
6.5 Right Triangles Check for Understanding p.253
Exercises p.254
6.6 The Pythagorean Theorem Check for Understanding p.259
Exercises p.260
6.7 Distance on the Coordinate Plane Check for Understanding p.265
Exercises p.266
Quiz 2 p.267
Study Guide and Assessment p.268
Test p.271
Preparing for Standardized Tests p.273

Chapter 7

Triangle Inequalities

7.1 Segments, Angles, and Inequalities Check for Understanding p.280
Exercises p.280
7.2 Exterior Angle Theorem Check for Understanding p.285
Exercises p.286
7.3 Inequalities Within a Triangle Check for Understanding p.292
Exercises p.293
Quiz p.295
7.4 Triangle Inequality Theorem Check for Understanding p.298
Exercises p.299
Study Guide and Assessment p.302
Test p.305
Preparing for Standardized Tests p.307

Chapter 8

Quadrilaterals

8.1 Quadrilaterals Check for Understanding p.313
Exercises p.314
8.2 Parallelograms Check for Understanding p.319
Exercises p.320
Quiz 1 p.321
8.3 Tests for Parallelograms Check for Understanding p.324
Exercises p.325
8.4 Rectangles, Rhombi, and Squares Check for Understanding p.330
Exercises p.330
Quiz 2 p.332
8.5 Trapezoids Check for Understanding p.336
Exercises p.337
Study Guide and Assessment p.342
Test p.345
Preparing for Standardized Tests p.347

Chapter 9

Proportions And Similarity

9.1 Using Ratios and Proportions Check for Understanding p.352
Exercises p.353
9.2 Similar Polygons Exercises p.359
Check for Understanding p.359
Quiz 1 p.361
9.3 Similar Triangles Check for Understanding p.365
Exercises p.366
9.4 Proportional Parts and Triangles Check for Understanding p.372
Exercises p.372
9.5 Triangles and Parallel Lines Check for Understanding p.376
Exercises p.377
9.6 Proportional Parts and Parallel Lines Check for Understanding p.384
Exercises p.386
Quiz 2 p.387
9.7 Perimeters and Similarity Check for Understanding p.391
Exercises p.392
Study Guide and Assessment p.394
Test p.397
Preparing for Standardized Tests p.399

Chapter 10

Polygons And Area

10.1 Naming Polygons Check for Understanding p.404
Exercises p.405
10.2 Diagonals and Angle Measure Check for Understanding p.411
Exercises p.411
10.3 Areas of Polygons Check for Understanding p.416
Exercises p.416
Quiz 1 p.418
10.4 Areas of Triangles and Trapezoids Check for Understanding p.422
Exercises p.423
10.5 Areas of Regular Polygons Check for Understanding p.428
Exercises p.429
10.6 Symmetry Check for Understanding p.436
Exercises p.437
Quiz 2 p.439
10.7 Tessellations Check for Understanding p.441
Exercises p.442
Study Guide and Assessment p.446
Test p.449
Preparing for Standardized Tests p.451

Chapter 11

Circles

11.1 Parts of a Circle Check for Understanding p.456
Exercises p.457
11.2 Arcs and Central Angles Check for Understanding p.465
Exercises p.466
Quiz 1 p.467
11.3 Arcs and Chords Check for Understanding p.471
Exercises p.472
11.4 Inscribed Polygons Exercises p.476
Check for Understanding p.476
11.5 Circumference of a Circle Check for Understanding p.480
Exercises p.481
Quiz 2 p.482
11.6 Area of a Circle Check for Understanding p.485
Exercises p.486
Study Guide and Assessment p.488
Test p.491
Preparing for Standardized Tests p.493

Chapter 12

Surface Area And Volume

12.1 Solid Figures Check for Understanding p.498
Exercises p.499
12.2 Surface Areas of Prisms and Cylinders Check for Understanding p.508
Exercises p.508
12.3 Volumes of Prisms and Cylinders Check for Understanding p.513
Exercises p.513
Quiz 1 p.515
12.4 Surface Areas of Pyramids and Cones Check for Understanding p.520
Exercises p.520
12.5 Volumes of Pyramids and Cones Check for Understanding p.525
Exercises p.525
Quiz 2 p.527
12.6 Spheres Check for Understanding p.531
Exercises p.531
12.7 Similarity of Solid Figures Check for Understanding p.537
Exercises p.538
Study Guide and Assessment p.540
Test p.543
Preparing for Standardized Tests p.545

Chapter 13

Right Triangles And Trigonometry

13.1 Simplifying Square Roots Exercises p.552
Check for Understanding p.552
13.2 45-45-90 Triangles Check for Understanding p.556
Exercises p.557
Quiz 1 p.558
13.3 30-60-90 Triangles Check for Understanding p.562
Exercises p.562
13.4 Tangent Ratio Check for Understanding p.567
Exercises p.568
Quiz 2 p.569
Check for Understanding p.575
13.5 Sine and Cosine Ratios Exercises p.576
Study Guide and Assessment p.578
Test p.581
Preparing for Standardized Tests p.583

Chapter 14

Circle Relationships

14.1 Inscribed Angles Check for Understanding p.589
Exercises p.590
14.2 Tangents to a Circle Check for Understanding p.595
Exercises p.596
14.3 Secant Angles Check for Understanding p.603
Exercises p.604
Quiz 1 p.605
14.4 Secant-Tangent Angles Check for Understanding p.609
Exercises p.611
14.5 Segment Measures Check for Understanding p.615
Exercises p.616
Quiz 2 p.617
14.6 Equations of Circles Check for Understanding p.620
Exercises p.621
Study Guide and Assessment p.624
Test p.627
Preparing for Standardized Tests p.629

Chapter 15

Formalizing Proof

15.1 Logic and Truth Tables Exercises p.636
Check for Understanding p.636
15.2 Deductive Reasoning Check for Understanding p.640
Exercises p.641
15.3 Paragraph Proofs Check for Understanding p.646
Exercises p.646
Quiz 1 p.648
15.4 Preparing for Two-Column Proofs Check for Understanding p.651
Exercises p.652
15.5 Two-Column Proofs Check for Understanding p.656
Exercises p.657
Quiz 2 p.659
15.6 Coordinate Proofs Check for Understanding p.663
Study Guide and Assessment p.668
Test p.671
Preparing for Standardized Tests p.673

Chapter 16

More Coordinate Graphing And Transformations

16.1 Solving Systems of Equations by Graphing Check for Understanding p.678
Exercises p.679
16.2 Solving Systems of Equations by Using Algebra Check for Understanding p.684
Exercises p.684
Quiz 1 p.686
16.3 Translations Check for Understanding p.688
Exercises p.689
16.4 Reflections Check for Understanding p.694
Exercises p.695
16.5 Rotations Check for Understanding p.700
Excercises p.701
Quiz 2 p.702
16.6 Dilations Check for Understanding p.704
Exercises p.705
Study Guide and Assessment p.710
Test p.713
Preparing for Standardized Tests p.715
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