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s1 = ∛8 = 2 cm
V2 = 27
s2 = ∛27 = 3 cm
L1 : L2 = 6 x 2 x 2 : 6 x 3 x 3 = 4 : 9
8 : 27.
V₁ = S³ = 8
S₁ = ∛8 = 2.
V₂ = S₃ = 27
S₂ = ∛27 = 3.
L₁ : L₂
S₁² : S₂²
2² : 3²
4 : 9.
Jadi, perbandingan Luas Kedua kubus tersebut adalah 4 : 9