Exercitiu 3...Dau coroana si 20 de puncte!

Prisma patrulatera regulata are baza un patrat
AB=√25=5cm
Perimetrul fetei laterale=2(AA`+AB)
2(5+AA`)=24cm
5+AA`=12cm
AA`=12-5=7cm Dar AA`= inaltimeA prismei