Question

Ex 4
Si de la EX 7 doar A,B,C

Answer 1

34.
a)17dam²=1700m²=17ari
b)3800m²= 38000000cm²=38dam²=0.38hm²
c)752cm²=7.52dm²=75200cm²=0.0752m²
d)234hm²=2340000m²=2.34km²=23400000000cm²
e)0.5km²=500000m²=50hm²=50000000dm²
f)4500000mm²=450dm²=4.5m²=45000cm²
37.
a)2300cm²
b)188dm²
c)28.5ari