va rog sa ma ajutati la 2 3 4 5 dau 35 de puncte si coroana
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Răspuns:
Explicație pas cu pas:
2 .km,m,cm,cm,m,cm
3. 9hm=90dam=9000dm=900m=90000cm
200hm=2000dam=20km
8000km=8m=800hm
5dam=50m=5000dm=50000mm=500cm
70000m=700hm=70km
30m=3dam=300dm=3000cm=30000mm
5. Lx2+lx2=37dmx2+6dx2=74dm+12d=86dm
Răspuns:
Explicație pas cu pas:
Explicație pas cu pas:
2 .km,m,cm,cm,m,cm
3. 9hm=90dam=9000dm=900m=90000cm
200hm=2000dam=20km
8000km=8m=800hm
5dam=50m=5000dm=50000mm=500cm
70000m=700hm=70km
30m=3dam=300dm=3000cm=30000mm
5. Lx2+lx2=37dmx2+6dx2=74dm+12d=86dm
Am gasit