Question

va rog repede dau coroana

Answer 1

2.

A= 1.5 km (dus)

A= 1.5 km (intors)

R= 1.5 km + 2.5 km = 4 km (dus)

R= 4 km (intors)

A+R = 2*(1.5 km+4 km)=2* 5.5 km = 11 km (dus+ intors)

3.

0.38 m = 3.8 dm

0.02 hm= 0.2 dam

0.471 hm = 471 dm

123 m = 12300 cm

8.03 m = 80.3 m

350 dm = 3.5 dam