Jawabanmu

2014-03-27T19:43:37+07:00
Luas permukaan = 6 * s^2 1350 = 6 * s^2 1350: 6 = s^2 225 = s^2 √225 = s s = 15 cm
2014-03-27T20:35:03+07:00
Masukin rumus
Lp = 6 * s²
1350 = 6s² 
1350÷6 = s²
225 = s²
√225 = s²
15 = s
jadi panjang rusuknya 15 cm