ACT Overview and Strategies 1
Description of the Test 1
Your ACT Score 2
Questions to Consider 2
Why Use a Math and Science Workbook? 3
Test Day 5
Strategies for the ACT 6
PART 1：THE MATH SECTION 6
1 Overview of the Math Test 11
What Topics Are on theTest? 11
Question Types 13
Calculators 31
2 Pre-Algebra 35
What Should You Expect? 35
Specific Strategies 35
Using a Calculator 38
Topics in Pre-Algebra 40
Ace the ACT!Sample Pre-Algebra Questions 61
3 Elementary Algebra 67
Specific Strategies 67
Topics in Elementary Algebra 73
Ace the ACT!Sample Elementary Algebra Questions 82
4 Intermediate Algebra 89
Specific Strategies 89
Topics in Intermediate Algebra 94
Ace the ACT!Sample Intermediate Algebra Questions 121
5 Plane and Solid Geometry 129
Specific Strategies 129
Topics in Plane and Solid Geometry 131
Ace the ACT!Sample Plane and Solid Geometry Questions 159
6 Coordinate Geometry 175
Specific Strategies 175
Topics in Coordinate Geometry 178
Ace the ACT!Sample Coordinate Geometry Questions 188
7 Trigonometry 197
The Graphing Calculator 197
Topics in Trigonometry 200
Ace the ACT!Sample Trigonometry Questions 223
PART 2：THE SCIENCE SECTION 231
8 Overview of the Science Test 231
What Topics Are on the Test? 231
Data Representation Passages 232
Research Summaries Passages 234
Conflicting Viewpoints Passages 237
9 General Strategies for Science 241
Tips for Tackling ACT Science 241
How to Read Science Passages 243
Knowing the Lingo 243
ACT Science Vocabulary 244
10 Data Representation 247
General Strategies 247
Reading Simple Graphs 248
Reading More Complicated Graphs 252
Reading Tables 256
Warm-Up Exercises 257
Ace the ACT!Sample Data Representation Passages 270
11 Research Summaries 299
The Scientific Method 300
Strategies for Reading About an Experiment 301
Warm-Up Exercises 303
Strategies for Research Summaries Passages 315
Ace the ACT!Sample Research Summaries Passages 316
12 Conflicting Viewpoints 359
Strategies for Conflicting Viewpoints Passages 360
Further Advice 361
Ace the ACT!Sample Conflicting Viewpoints Passages 362
PART 3：MODEL ACT TESTS 401
Practice Mathematics Test 401
Answer Key 415
Math Answers and Explanations 416
Practice Science Test 435
Answer Key 462
Science Answers and Explanations 463
APPENDIXES 473
Appendix A：Some Useful Math Formulas 473
Appendix B：Some Useful Scientific Units 475