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Matematik / Min egen formelsamling & Noter Tilhører: ______________ Min egen formelsamling & Noter (Matematik) http://madsmatik.dk/ d.03-02-2016 1/56 Matematik / Min egen formelsamling & Noter 1.0 Basal Matematik ............................................................................................................................ 4 1.1 Tal & Talsystemer ...................................................................................................................... 4 1.2 De 4 regnearter ........................................................................................................................... 5 1.3 Brøkregning ............................................................................................................................... 8 1.4 Enheder .................................................................................................................................... 11 1.5 Afrunding ................................................................................................................................. 14 1.6 Tidsberegninger ....................................................................................................................... 14 1.7 Regnetrekanter ......................................................................................................................... 15 1.8 Potensregning ........................................................................................................................... 15 1.9 Koordinatsystemet ................................................................................................................... 16 1.10 Procentregning ....................................................................................................................... 17 1.11 Målestoksforhold ................................................................................................................... 19 2.0 Geometri: ..................................................................................................................................... 20 2.1 Vinkler & Linjer....................................................................................................................... 20 2.2 Trekanter: ................................................................................................................................. 21 2.3 Cirklen:..................................................................................................................................... 24 2.4 Frikanter ................................................................................................................................... 25 2.5 Perspektivtegning
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