October 2023 1 44 Report
Bonjour, j'ai besoin d'aide sur cet exercice svp.
Soit deux triangles semblables ABC et DEF. Nous savons que : • dans le triangle ABC: ABC = 37°; ACB = 21° ; BA = 5, 6; AC = 9,38 • dans le triangle DEF DEF = 37° ; DFE = 21° ; ED = 4
Calculer la longueur du segment DF.
Merci.​
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