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Calculați aria unui dreptunghi ce are dimensiunile:

a)L=0,5dam ,L=32 m
b)L=10,1cm ,L=50mm
c)L=35dm , l=200cm
d)L=2,7dam ,l=210dm

Va rog cat mai repede dau coroana


Răspuns :

a)A=5m×32m=160m
b)101mm×50mm=5050m
c)35dm×20dm=700dm
d)270dm×210dm=56700dm