Rezolvați problema 4
![Rezolvați Problema 4 class=](https://ro-static.z-dn.net/files/dbb/3e9b2dfb9a857b197ea3a123da233611.jpg)
P1/P2=15/25=3/5
A1/A2=(3/5)²
9/A2=9/25
9×A2=9×25 /:9
A2=25 m²
Kawaiimath