Luas permukaan sebuah kubus 486 cm² tentukan volume kubus tersebut!!!
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Verified answer
Luas=6×(s×s)486=6×(s×s)
486÷6=81×(s×s)
²√81=9
volume=r×r×r
=9×9×9
=729 cm³
486 cm² = 6s²
s² = 486 cm² / 6
s² = 81 cm²
s = √(81 cm²)
s = 9 cm
Volume kubus = s³
V = (9 cm)³
V = 729 cm³
Volume kubus tersebut adalah 729 cm³