R=10-promień kuli r-promień przekroju r^2=R^2-6^2 r=10^2-6^2 r^2=100-36 r^2=64 r=8 Pole przekroju: P = πr² = 64π [cm²]
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R=10-promień kuli
r-promień przekroju
r^2=R^2-6^2
r=10^2-6^2
r^2=100-36
r^2=64
r=8
Pole przekroju:
P = πr² = 64π [cm²]