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year 8 maths

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Puzzles and challenges 264

Review: Chapter summary 265

Multiple-choice questions 268

Short-answer questions 268

Extended-response question 271

5 Ratios and rates 272 Number and Algebra

Pre-test 274

5A Introducing ratios 275

5B Simplifying ratios 280

5C Dividing a quantity in a given ratio 285

5D Scale drawings 291

5E Introducing rates 298

5F Ratios and rates and the unitary method 302

5G Solving rate problems 307

5H Speed 312

5I Distance–time graphs 318

Investigation 328

Puzzles and challenges 329

Review: Chapter summary 330

Multiple-choice questions 332

Short-answer questions 333

Extended-response question 335

Ratios and rates

Financial mathematics

MA4–7NA, MA4–6NA

Semester review 1 336

6 Angle relationships and properties of geometrical figures 1 346 Measurement and Geometry

Pre-test 348

6A The language, notation and conventions of angles REVISION 349

6B Transversal lines and parallel lines REVISION 357

6C Triangles 364

6D Quadrilaterals 371

6E Polygons EXTENSION 377

6F Line symmetry and rotational symmetry 382

6G Euler’s formula for three-dimensional solids FRINGE 386

Investigation 391

Puzzles and challenges 393

Review: Chapter summary 394

Multiple-choice questions 395

Short-answer questions 396

Extended-response questions 397

Angle relationships

Properties of geometrical figures

MA4–18MG, MA4–17MG

Cambridge Maths NSW

Stage 4 Year 8 Second edition

ISBN 978-1-108-46627-1 © Palmer et al. 2018

Cambridge University Press

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