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V=4/3πR³=4/3π4³= 4/3 π 64 = 256/3 π
V=4/3πR³=4/3π2³= 4/3 π 8 = 32/3 π
Objętość obu kul V = 288/3 π
V=4/3πR³
288/3 π = 4/3 π R³ /:π
288/3 = 4/3 R³ /*3
288 = 4R³ /:4
R³ = 72
R = ³√72 = 2 ³√9
Średnica
d = 4 ³√9