Answered

bonjour svp pouyr demain §§
1)1,20 m² = ....cm²
2)1225 cm² =.... m²
3) 1,684 km² =... dam²
merci cordialement 

Sagot :

LECHIM31270
Bonjour,

1)1,20 m² = 12000 cm² (1 m² = 10000 cm²)
2)1225 cm² =0,1225 m²
3) 1,684 km² =16840 dam² (1 km² = 10000 dam²))

J'espère que tu as compris
a+