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MathWorks 10 Table of Contents
1
2
3
Contents How to Use this Book 8
Unit Pricing and 10
Currency Exchange
1.1 Proportional Reasoning 12
Puzzle It Out: Magic Proportions 22
1.2 Unit Price 23
1.3 Setting a Price 28
1.4 On Sale! 34
The Roots of Math: Canadian Currency 40
1.5 Currency Exchange Rates 41
Earning an Income 52
2.1 Wages and Salaries 54
The Roots of Math: The Minimum 63
Wage in Canada
2.2 Alternative Ways to Earn Money 64
Puzzle It Out: A Weird Will 71
2.3 Additional Earnings 72
2.4 Deductions and Net Pay 79
Length, Area, and Volume 92
3.1 Systems of Measurement 94
The Roots of Math: The Origins of 104
Standard Measurement 3.2 Converting Measurements 106
3.3 Surface Area 115
3.4 Volume 124
Puzzle It Out: The Decanting Puzzle 131
Trigonometry of Right Triangles 270
7.1 The Pythagorean Theorem 272
7.2 The Sine Ratio 283
The Roots of Math: Trigonometry in History 292
7.3 The Cosine Ratio 293
7.4 The Tangent Ratio 301
7.5 Finding Angles and Solving Right Triangles 307
Puzzle it Out: 16 Squares 314
Glossary 320
Answer Key 324
Index 355
Credits 363
76
5
4 Mass, Temperature, 136
and Volume
4.1 Temperature Conversions 138
The Roots of Math: Measuring Temperature 145
4.2 Mass in the Imperial System 146
4.3 Mass in the Système International 154
Puzzle It Out: The Counterfeit Coin 160
4.4 Making Conversions 162
Angles and Parallel Lines 172
5.1 Measuring, Drawing, and Estimating Angles 174
5.2 Angle Bisectors and Perpendicular Lines 187
The Roots of Math: Geometric Perspective in Art 197
5.3 Non-Parallel Lines and Transversals 198
5.4 Parallel Lines and Transversals 209
Puzzle It Out: The Impossible Staircase 218
Similarity of Figures 224
6.1 Similar Polygons 226
6.2 Determining if Two Polygons are Similar 236
The Roots of Math: Euclidean Geometry 246
6.3 Drawing Similar Polygons 247
Puzzle It Out: Rationing Chocolate Bars 255
6.4 Similar Triangles 257
7