Răspunsuri

2014-03-01T19:17:34+02:00
Aria totala=2*Aria bazei+Aria laterala⇒ Aria laterala=Aria totala-2*Aria bazei
A l=180-2*56=180-112=68 cm^2
ba nu e asta formula
aria totala asa se calculeaza
poi imi trb a laterala
am scris-o la sfarsit A l=68 cm^2