Jawabanmu

2014-02-28T14:22:33+07:00
V = 1/2 . (a x t )/2 x tinggi prisma
432=1/2 . 6 x 8 /2 x TP
432=12xTP
TP=432:12
   =36 CM
2014-02-28T14:23:49+07:00
V prisma = la x t
432= 6 x 8  x t 
          2
432 = 6 x 4 x t
432 = 24 t
t = 432 / 24
t = 18
maybe
1 3 1