Jawabanmu

2014-04-13T17:40:06+07:00
1620 = 5x . 4x . 3x 1620 = 60x^3 27 = x^3 x = 3 jadi panjang 5x = 5 (3) = 15 lebar = 4x = 12 tngg = 3x = 9