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The Improving Mathematics Education in Schools (TIMES) Project MEASUREMENT AND INTRODUCTION TO PLANE GEOMETRY GEOMETRY Module 9 A guide for teacher Year – u e YEARS 7 8 Introduction to Plane Geometry (Measurement and Geometry : Module 9) For teachers of Primary and Secondary Mathematics 510 Cover design, Layout design and Typesetting by Caire o The mproving Mathematics ducation in Schoos TMS Pro ect 00011 as funded by the ustraian overnment epartment of ducation, mpoyment and orpace eations The vies epressed here are those of the author and do not necessariy represent the vies of the ustraian overnment epartment of ducation, mpoyment and orpace eations © The niversity of Mebourne on behaf of the nternationa Centre of ceence for ducation in Mathematics CM, the education division of the ustraian Mathematica Sciences nstitute MS, 010 ecept here otherise indicated This or is icensed under the Creative Commons ttribution onCommerciaoerivs 0 nported License 011 httpcreativecommonsorgicensesbyncnd0 The Improving Mathematics Education in Schools (TIMES) Project MEASUREMENT AND GEOMETRY Module 9 INTRODUCTION TO PLANE GEOMETRY A guide for teachers - Years 7–8 June 2011 Peter Brown Michael Evans David Hunt Janine McIntosh Bill Pender Jacui amae YEARS 7 8 {1} A guide for teachers INTRODUCTION TO PLANE GEOMETRY ASSUMED KEDE Students i have had etensive informa eperience ith geometry in earier years, and this i provide a good intuitive basis for the more systematic approach to geometry appropriate in ears –10 The particuar topics from ears F– reevant to this modue are • The use of compasses and ruers and the carefu draing of geometrica figures • Types of anges, incuding at east right anges, acute anges, obtuse anges and refle anges • Trianges, incuding an informa introduction to isoscees and euiatera trianges • uadriateras, incuding an informa introduction to suares, rectanges, paraeograms, trapeia and rhombuses • nforma eperience ith transations, reflections, rotations and enargements, and ith symmetry in the contet of activities such as foding an isoscees triange, rectange or rhombus MTIATI eometry is used to mode the ord around us vie of the roofs of houses reveas trianges, trapeia and rectanges, hie tiing patterns in pave ments and bathrooms use heagons, pentagons, trianges and suares uiders, tiers, architects, graphic designers and eb designers routiney use geometric ideas in their or Cassifying such geometric ob ects and studying their properties are very important eometry aso has many appications in art ¡ust as arithmetic has numbers as its basic ob ects of study, so points, ines and circes are the basic buiding bocs of pane geometry
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