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O prisma triunghiulara regulata are h=15 iar l=2pe 3•h
Calculati
Aria laterala a prismei
Volumul prismei


Răspuns :

h=15
l=2/3x15=10
inaltimea bazei= √10²-5²=5√3
Abazei=10x5√3/2=25√3
V=25√3x15=375√3
P=10x3=30
Alaterala=30x15=450