# Mathematics Course 3

ISBN: 9780030994302
Author: Holt McDougal
Published: 2010

## Chapters: 1234567891011121314

### Chapter 1

Principles Of Algebra

 1-1 Evaluating Algebraic Expressions Exercises p.8 1-2 Writing Algebraic Expressions Exercises p.12 1-3 Properties of Numbers Exercises p.16 1-4 Integers and Absolute Value Exercises p.20 1-5 Adding Integers Exercises p.24 1-6 Subtracting Integers Exercises p.28 1-7 Multiplying and Dividing Integers Exercises p.32 Ready To Go On? p.34 1-8 Solving Equations by Adding or Subtracting Exercises p.41 1-9 Solving Equations by Multiplying or Dividing Exercises p.45 1-10 Introduction to Inequalities Exercises p.50 Ready To Go On? p.52 Study Guide: Review p.56 Chapter Test p.59 Standardized Test Prep p.62 Extra Practice p.EP2

### Chapter 2

Rational Numbers

 2-1 Rational Numbers Exercises p.70 2-2 Comparing and Ordering Rational Numbers Exercises p.74 2-3 Adding and Subtracting Rational Numbers Exercises p.78 2-4 Multuplying Rational Numbers Exercises p.82 2-5 Dividing Rational Numbers Exercises p.87 2-6 Adding and Subtracting with Unlike Denominators Exercises p.91 Ready To Go On? p.94 2-7 Solving Equations with Rational Numbers Exercises p.98 2-8 Solving Two-Step Equations Exercises p.104 Ready To Go On? p.106 Study Guide: Review p.110 Chapter Test p.113 Standardized Test Prep p.114 Extra Practice p.EP4

### Chapter 3

Graphs And Function

 Ready To Go On? p.117 3-1 Ordered Pairs Exercises p.122 3-2 Graphing on a Coordinate Plane Exercises p.126 3-3 Interpreting Graphs Exercises p.131 Ready To Go On? p.134 3-4 Functions Exercises p.138 3-5 Equations, Tables, and Graphs Exercises p.142 Ready To Go On? p.146 Study Guide: Review p.150 Chapter Test p.153 Standardized Test Prep p.156 Extra Practice p.EP6

### Chapter 4

Exponents And Roots

 Are You Ready? p.159 4-1 Exponents Exercises p.164 4-2 Integer Exponents Exercises p.168 4-3 Properties of Exponents Exercises p.172 4-4 Scientific Notation Exercises p.176 Ready To Go On? p.180 4-5 Squares and Square Roots Exercises p.184 4-6 Estimting Square Roots Exercises p.188 4-7 The Real Numbers Exercises p.197 4-8 The Pythagorean Theorem Exercises p.202 4-9 Applying the Pythagorean Theorem and Its Converse Exercises p.206 Ready To Go On? p.208 Study Guide: Review p.212 Chapter Test p.215 Standardized Test Prep p.216 Extra Practice p.EP8

### Chapter 5

Ratios, Proportions, And Similarity

 Are You Ready? p.219 5-1 Ratios and Proportions Exercises p.224 5-2 Ratios, Rates, and Unit Rates Exercises p.228 5-3 Dimensional Analysis Exercises p.232 5-4 Solving Proportions Exercises p.239 Ready To Go On? p.242 5-5 Similar Figures Exercises p.248 5-6 Dilations Exercises p.254 5-7 Indirect Measurement Exercises p.258 5-8 Scale Drawings and Scale Models Exercises p.262 Ready To Go On? p.266 Study Guide: Review p.270 Chapter Test p.273 Standardized Test Prep p.276 Extra Practice p.EP10

### Chapter 6

Percents

 Are You Ready? p.279 6-1 Relating Decimals, Fractions, and Percents Exercises p.284 6-2 Extimating with Percents Exercises p.288 6-3 Finding Percents Exercises p.293 6-4 Finding a Number When the Percent Is Known Exercises p.298 Ready To Go On? p.300 6-5 Percent Increase and Decrease Exercises p.304 6-6 Applications of Percents Exercises p.308 6-7 Simple Interests Exercises p.312 Ready To Go On? p.316 Study Guide: Review p.320 Chapter Test p.323 Standardized Test Prep p.324 Extra Practice p.EP12

### Chapter 7

Foundations Of Geometry

 Are You Ready? p.327 7-1 Angle Relationships Exercises p.332 7-2 Parallel and Perpendicular Lines Exercises p.338 7-3 Triangles Exercises p.344 7-4 Polygons Exercises p.349 7-5 Coordinate Geometry Exercises p.355 Ready To Go On? p.358 7-6 Congruence Exercises p.362 7-7 Transformations Exercises p.366 7-8 Symmetry Exercises p.374 Ready To Go On? p.376 Study Guide: Review p.380 Chapter Test p.383 Standardized Test Prep p.386 Extra Practice p.EP14

### Chapter 8

Perimeter, Area, And Volume

 Are You Ready? p.389 8-1 Perimeter and Area of Rectangles and Parallelograms Exercises p.395 8-2 Perimeter and Area of Triangles and Trapezoids Exercises p.400 8-3 Circles Exercises p.406 Ready To Go On? p.408 8-4 Three-Dimensional Figures Exercises p.414 8-5 Volume of Prisms and Cylinders Exercises p.420 8-6 Volumes of Pyramids and Cones Exercises p.426 8-7 Surface Area of Prisms and Cylinders Exercises p.433 8-8 Surface Area of Pyramids and Cones Exercises p.438 8-9 Spheres Exercises p.442 8-10 Scaling Three-Dimensional Figures Exercises p.446 Ready To Go On? p.448 Study Guide: Review p.452 Chapter Test p.455 Standardized Test Prep p.456 Extra Practice p.EP16

### Chapter 9

Data And Statistics

 Are You Ready? p.459 9-1 Samples and Surveys Exercises p.464 9-2 Identifying Sampling Errors and Bias Exercises p.469 9-3 Organizing Data Exercises p.473 9-4 Measures of Central Tendency Exercises p.479 9-5 Variability Exercises p.484 Ready To Go On? p.488 9-6 Displaying Data Exercises p.493 9-7 Analyzing Data Displays Exercises p.498 9-8 Misleading Graphs and Statistics Exercises p.502 9-9 Scatter Plots Exercises p.506 9-10 Chooding the Best Representation of Data Exercises p.512 Ready To Go On? p.516 Study Guide: Review p.520 Chapter Test p.523 Standardized Test Prep p.526 Extra Practice p.EP18

### Chapter 10

Probability

 Are You Ready? p.529 10-1 Probability Exercises p.535 10-2 Experimental Probability Exercises p.539 10-3 Theoretical Probability Exercises p.547 10-4 Independent and Dependent Events Exercises p.552 Ready To Go On? p.556 10-5 Making Decisions and Predictions Exercises p.560 10-6 The Fundamental Counting Principle Exercises p.566 10-7 Permutations and Combinations Exercises p.572 Ready To Go On? p.574 Study Guide: Review p.578 Chapter Test p.581 Standardized Test Prep p.582 Extra Practice p.EP20

### Chapter 11

Multi-Step Equations And Inequalities

 Are You Ready? p.585 11-1 Simplifying Algebraic Expressions Exercises p.590 11-2 Solving Multi-Step Equations Exercises p.594 11-3 Solving Equations with Variables on Both Sides Exercises p.600 Ready To Go On? p.602 11-4 Solving Inequalities by Multiplying or Dividing Exercises p.606 11-5 Solving Multi-Step Inequalities Exercises p.610 11-6 Systems of Equations Exercises p.614 Ready To Go On? p.616 Study Guide: Review p.620 Chapter Test p.623 Standardized Test Prep p.626 Extra Practice p.EP22

### Chapter 12

Graphing Lines

 Are You Ready? p.629 12-1 Graphing Linear Inequalities Exercises p.635 12-2 Slope of a Line Exercises p.639 12-3 Using Slopes and Intercepts Exercises p.645 12-4 Point-Slope Form Exercises p.650 Ready To Go On? p.652 12-5 Direct Variation Exercises p.657 12-6 Graphing Inequalities in Two Variables Exercises p.662 12-7 Solving Systems of Linear Equations by Graphing Exercises p.666 Ready To Go On? p.668 Study Guide: Review p.672 Chapter Test p.675 Standardized Test Prep p.676 Extra Practice p.EP24

### Chapter 13

Sequences And Functions

 Are You Ready? p.679 13-1 Terms of Arithmetic Sequences Exercises p.685 13-2 Terms of Geometric Sequences Exercises p.689 13-3 Other Sequences Exercises p.695 Ready To Go On? p.698 13-4 Linear Funtions Exercises p.702 13-5 Exponential Functions Exercises p.706 13-6 Quadratic Functions Exercises p.710 13-7 Inverse Variation Exercises p.716 Ready To Go On? p.718 Study Guide: Review p.722 Chapter Test p.725 Standardized Test Prep p.728 Extra Practice p.EP26

### Chapter 14

Polynomials

 Are You Ready? p.731 14-1 Polynomials Exercises p.736 14-2 Simplifying Polynomials Exercises p.742 Ready To Go On? p.744 14-3 Adding Polynomials Exercises p.749 14-4 Subtracting Polynomials Exercises p.755 14-5 Multiplying Polynomials by Monomials Exercises p.758 14-6 Multiplying Binomials Exericses p.766 Ready To Go On? p.768 Study Guide: Review p.772 Chapter Test p.775 Standardized Test Prep p.776 Extra Practice p.EP28