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Kortfattet trekantsberegning for gymnasiet og hf - Matematik i ...

Kortfattet trekantsberegning for gymnasiet og hf - Matematik i ...

Kortfattet trekantsberegning for gymnasiet og hf - Matematik i ...

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Indhold1. HÄjde <strong>og</strong> areal.........................................................................................12. Pythagoras' sÅtning ................................................................................23. Ensvinklede trekanter .............................................................................44. Cosinus <strong>og</strong> sinus i retvinklet trekant.......................................................65. Tangens i retvinklet trekant ....................................................................96. Vinkler ..................................................................................................117. Udregne areal ved hjÅlp af sinus..........................................................128. Sinusrelationen .....................................................................................139. Cosinusrelationen .................................................................................1410. TilfÄjelser..............................................................................................15<strong>Kortfattet</strong> <strong>trekantsberegning</strong> <strong>for</strong> <strong>gymnasiet</strong> <strong>og</strong> <strong>hf</strong>Ç 2010 Karsten JuulDette hÅfte kan downloades fra www.mat1.dkHÅftet mÉ benyttes i undervisningen hvis lÅreren med det samme sender ene-mail til kj@mat1.dk som dels oplyser at dette hÅfte benyttes, dels oplyserom hold, lÅrer <strong>og</strong> skole.

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