Bonjour;
1a)
2 ( 2,5+11/3)
= 5+22/3
= 15/3 +22/3
= 37/3 cm
1b)
12,33cm
2a)
(2,5*11/3)
= 27,5/3 cm³
2b)
9, 17 cm³
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Bonjour;
1a)
2 ( 2,5+11/3)
= 5+22/3
= 15/3 +22/3
= 37/3 cm
1b)
12,33cm
2a)
(2,5*11/3)
= 27,5/3 cm³
2b)
9, 17 cm³