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Lola93170
@Lola93170
May 2019
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Bonsoir, démontrer que le point C est le milieu de (DE)
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scoladan
Verified answer
Bonjour,
DC = DA + AC
Or DA = CB par définition de D
Donc DC = CB + AC = AC + CB = AB
Et CE = AB par définition de E
Donc DC = CE
⇒ C milieu de [DE]
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Bonjour pouvez vous me corriger mon essais en vous remerciant d'avance
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Bonsoir quelqu'un pourrait m'aider , merci d'avance
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Bonjour , il faut simplifier le calcul suivant le plus possible : -5,6 x 0,25 x (-8) sur -2 x 2,8
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Lista de comentários
Verified answer
Bonjour,DC = DA + AC
Or DA = CB par définition de D
Donc DC = CB + AC = AC + CB = AB
Et CE = AB par définition de E
Donc DC = CE
⇒ C milieu de [DE]