Jawabanmu

2014-05-28T23:28:25+07:00
V = luas alas x tinggi
450 =1/2 x 5 x 12 x t
450 = 30 t
t = 450 / 30
t = 15 cm
1 5 1
2014-05-28T23:29:12+07:00
V= La x tprisma
V = (axt :2 ) x tprisma
450 = (5x12:2) x tprisma
450 = 30 x tprisma
tprisma = 450 : 30
tprisma = 15 cm
1 5 1