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√3/3=8/h
h= 8√3
v= 1/3π64*8√3
v=512√3π/3
sin30°=8/l
1/2=8/l
l=16
pb=π*8*16
pb=128π
l=2r czyli 16
Pb=128Π
Pp=Π*r*r=64Π
V=1/3Pp*h
h=(a pierwiastek z 3) :2
h=8pierwiastek z 3
V=512pierwiastek z 3 :3 *Π