l=8
h=?
r=1/2l=4
h²+r²=l²
h²+4²=8²
h²=64-16= 48
h=4√3
V=1/3πr²*h=1/3*4²*4√3π=1/3*16*4√3=(64√3)/3
P= πr²+πrl=16π+32π=48π
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l=8
h=?
r=1/2l=4
h²+r²=l²
h²+4²=8²
h²=64-16= 48
h=4√3
V=1/3πr²*h=1/3*4²*4√3π=1/3*16*4√3=(64√3)/3
P= πr²+πrl=16π+32π=48π
licze na naj