Jawaban:
486 cm²
Penjelasan dengan langkah-langkah:
Menentukan sisi kubus
V = s³
729 = s³
s = ³√729
s = 9 cm
Menentukan luas permukaan
Lp = 6 × s²
Lp = 6 × 9²
Lp = 6 × 81
Lp = 486 cm²
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Verified answer
Jawaban:
486 cm²
Penjelasan dengan langkah-langkah:
Menentukan sisi kubus
V = s³
729 = s³
s = ³√729
s = 9 cm
Menentukan luas permukaan
Lp = 6 × s²
Lp = 6 × 9²
Lp = 6 × 81
Lp = 486 cm²