Jawaban:
Kubus 1
Lp = 6 × s × s
Lp = 6 × 12 × 12
Lp = 72 × 12
Lp = 864 cm²
Kubus 2
Lp = 6 × 24 × 24
Lp = 144 × 24
Lp = 3.456
Perbandingan
= Kubus 1 : Kubus 2
= 864 : 3.456
= (864/864) : (3.456/864)
= 1 : 4
Jadi perbandingan luas permukaan kubus tersebut adalah [ 1 : 4 ]
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Jawaban:
Kubus 1
Lp = 6 × s × s
Lp = 6 × 12 × 12
Lp = 72 × 12
Lp = 864 cm²
Kubus 2
Lp = 6 × s × s
Lp = 6 × 24 × 24
Lp = 144 × 24
Lp = 3.456
Perbandingan
= Kubus 1 : Kubus 2
= 864 : 3.456
= (864/864) : (3.456/864)
= 1 : 4
Jadi perbandingan luas permukaan kubus tersebut adalah [ 1 : 4 ]
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