jwb
s = 3[tex]\sqrt{}[/tex]512
= 8 cm
l = 6s^2
= 6 x 8^2
= 384
luas permukaan kubus = 384 cm^2
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jwb
s = 3[tex]\sqrt{}[/tex]512
= 8 cm
l = 6s^2
= 6 x 8^2
= 384
luas permukaan kubus = 384 cm^2