Jawabanmu

2014-05-18T20:44:03+07:00
Rusuk=192:12= 16cm
LP= 6s kuadrat
=6*16pangkat2
=6*256
=1536 cm
2014-05-18T20:45:05+07:00
Rusuk kubus ada 12
Jadi 1 rusuk kubus = 192 : 12 = 16 cm
Lp = 6 × s²
Lp = 6 × 16²
Lp = 6 × 256
Lp = 1536 cm²