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Mathematics, 13.01.2021 17:30 darrenturner

Un poteau est enfoncé perpendiculairement dans le sol à une profondeur de 30 cm. A un certain moment de la journée, il projette une ombre de 120 cm. Quelle
est la longueur exacte du poteau si la mesure de l'extrémité de l'ombre jusqu'au
sommet du poteau est de 130 cm ?

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Un poteau est enfoncé perpendiculairement dans le sol à une profondeur de 30 cm. A un certain momen...
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