To investigate the areas of different shapes when they are joined together on square dotted paper
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William Alston. G.C.S.E Maths Coursework. 1st October 2001 Introduction: - We are to investigate the areas of different shapes when they are joined together on square dotted paper. To start off with, in this investigation, I will be looking at regular shapes (those with 45° and 90° angles). To break it up into simple parts I will test 1 thing at a time using 5 different shapes. I will start by making regular shapes with 1 dot inside and then 2 dots and then 3 dots on the inside. Then I will make regular shapes and change the area each time e.g. 4, 5 and 6cm's². Also I will try different numbers of dots on the outside if I feel it is necessary to my investigation. That is something that I will be deciding as I go along. Then I will look at irregular shapes (those with angles of say 30º...


