Vă rog..este urgent..
![Vă Rogeste Urgent class=](https://ro-static.z-dn.net/files/d7c/b2772f1938afcc4d9f76b751d255bc87.jpg)
Răspuns:
VABCD-piramida patrulatera regulata =>ABCD-patrat =>P ABCD=4AB =16cm
Suma tuturor muchilor=P ABCD+4VA=16cm+32 cm=48cm