Jawabanmu

2014-09-02T17:10:56+07:00
Dimisalkan p=4x l=3x t=2x
La = p×l
108= 4x × 3x
108= 12x²
X²=9
X= 3
P = 4×3 = 12
Lebar = 3 × 3 = 9
Tinggi = 2 × 3 = 6
V = p×l×t = 12×9×6 = 648 cm³