Question

Toate exercitiile va rog!!Multumesc!!(20p)

Answer 1

Răspuns:

5) C 90 pagini

6)

7)D 135 minute

8)B 29

10 a)4×2+8×2=8+16=24cm

b)perimetril 36

L de trei ori mai mare

|......|......|......| L

.|......| l

36:4=9 doua latimi o latime =9:2=4,5cm

L=4,5×3=13,5

13,5×2+4,5×2=36perimetrul