VA ROG OFER COROANA !!!
![VA ROG OFER COROANA class=](https://ro-static.z-dn.net/files/d2a/9a820775e3dc7ad24e300357d3a2b4f0.png)
Răspuns:
a)5cm
Aria ◇=d¹×d²=5cm×5cm=25cm Aria
Sper ca team ajutat! !Coronița!