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Kheopsmaths.svg Calcul de la pente de la pyramide de Khops Kheopsmaths UTC Kheopsmaths MONNIER Franck derivative work Malyszkz talk Zwektoryzowano Krzysztof Zajczkowski Kheopsmaths Bakha Bytes no Calcul de la pente de la pyramide de Khops oeuvre personnelle MONNIER Franck Uploaded with derivativeFX Section of the Great Pyramid