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Report -
PARABELN KREISE TANGENTEN · 2013-02-12 · - 1 - 5 5 10 15 x 8 6 4 2 2 4 6 8 y Scheitelkreis Tangente t Normale n Achse a Leitgerade Scheiteltangente l p = 6 cm M B = Berührpunkt
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