ACTIVITES MENTALES Collège Jean Monnet Préparez-vous !

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Presentation transcript:

ACTIVITES MENTALES Collège Jean Monnet Préparez-vous !

Question =

Question 2 Tracer [BA). B A

Question 3 Calculer le triple de 9,4.

Question 4 Peut-on construire un triangle ABC tel que : AB = 3,2 cm BC = 5 cm et AC = 9 cm ?

Coordonnées de A? Question A

Correction

Question = 73 (100 – 1) = – 73 1 = 7300 – 73 = 7227

Question 2 Tracer [BA). B A

Question 3 Calculer le triple de 9,4. 28,2 3 9,4 =

Question 4 AC = 9 cm AB+BC = 3,2 + 5 = 8,2cm 8,2 < 9 donc on ne peut pas construire le triangle ABC.

Coordonnées de A? Question A A (-3; 2) -3 2

FIN !