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Eksamen
- Bevis: Periferivinkler og centervinkler
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Bevis: Periferivinkler og centervinkler
Her kan du klikke dig igennem et bevis for, at en periferivinkel altid er halvt så stor som den tilhørende centervinkel. I beviset opdeler vi i tre tilfælde, og i hvert af dem hedder periferivinklen v og centervinklen u. Vores mål er altså at vise, at u = 2v. Prøv at bladre igennem beviset og se om du forstår alle trin. |
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