January 2021 0 72 Report
Soit un triangle ADE tel que : AD = 6.6cm, DE = 8.8cm et AE = 11cm
B est le point du segment [AD] tel que AB = 3cm et C est le point du segment [AE] tel que (BC) soit parallèle à (DE)

Calculer la valeur, arrondie au degré, de l'angle DÊA
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