Răspunsuri

  • Utilizator Brainly
2014-10-01T10:55:14+03:00
P=50
L=l+5

P=2L+2l =50 /:2
L+l=25

l+5+l=25
2l=20
l=10

L=l+5
L=15

A=L*l
A=15*10
A=150 m