Table of Contents

Introduction 1

Part I: Getting into the Act: An Overview of ACT Math Basics 5

Chapter 1: Reviewing ACT Math Basics 7

Chapter 2: Boosting Your Test-Taking Skills 17

Chapter 3: Discovering Some Problem-Solving Strategies 25

Part II: Building Your Pre-Algebra and Elementary Algebra Skills 37

Chapter 4: Starting with the Basics: Pre-Algebra 39

Chapter 5: It’s Elementary Algebra, My Dear Watson 65

Chapter 6: Practice Problems for Pre-Algebra and Elementary Algebra 85

Part III: Digging In to Intermediate Algebra and Coordinate Geometry 101

Chapter 7: Moving to Intermediate Algebra 103

Chapter 8: Coordinating a Path through Coordinate Geometry 125

Chapter 9: Practice Problems for Intermediate Algebra and Coordinate Geometry 147

Part IV: Visualizing Plane Geometry and Trigonometry 167

Chapter 10: Plain Talk about Plane Geometry 169

Chapter 11: Trig and Beyond: ACT Advanced Math Topics 193

Chapter 12: Practice Problems for Geometry, Trig, and Advanced Math 213

Part V: Tracking Your Progress with Practice Tests 233

Chapter 13: Practice Test 1 235

Chapter 14: Practice Test 1: Answers and Explanations 251

Chapter 15: Practice Test 2 267

Chapter 16: Practice Test 2: Answers and Explanations 283

Chapter 17: Practice Test 3 301

Chapter 18: Practice Test 3: Answers and Explanations 317

Part VI: The Part of Tens 331

Chapter 19: Ten Key Differences Between the ACT and the SAT 333

Chapter 20: Ten Items to Check Off before Taking the ACT 337

Index 341

About the Author

Mark Zegarelli is the author of Basic Math & Pre-Algebra For Dummies , SAT Math For Dummies (both from Wiley), and five other books on basic math, calculus, and logic. He holds degrees in both English and math from Rutgers University and is a math tutor and teacher.