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Verified answer
Volume sebelum diperbesar= 18 cm × 18 cm × 18 cm
= 5.832 cm3
Panjang rusuk
= 18 cm × 2
= 36 cm
Volume sesudah diperbesar
= 36 cm × 36 cm × 36 cm
= 46.656 cm3
Perbandingan
= 5.832 cm3 : 46.656 cm3
= 1 : 8