Question

va rogggg dau coroana​

Answer 1

Răspuns:

1)

5 dam = 50 m

2 km = 2000 m

400 dm = 40 m

2)

2 tone = 2000 kg

3 q = 300 kg

pb.6

perimetrul se notează cu P

P = 12 × 4

P = 48 m

A = 12 × 12

A = 144 m

pb.7

P = 2 × L + 2 × l

P = 2 × 8 + 2 × 6

P = 16 + 12

P = 28 m

A = 8 × 6

A = 48 m