Răspuns :
ap=ab-h(toate la patrat)
ab=9
l=2x9
l=18
Ab=324=lpatrat
Al=Pbxap/2
Al=540
At=864
V=Abxh/3
V=1296
ab=9
l=2x9
l=18
Ab=324=lpatrat
Al=Pbxap/2
Al=540
At=864
V=Abxh/3
V=1296