Jawabanmu

2014-04-14T22:07:51+07:00
Rumus balok p x l x t
80.25.10
jadi 80 x 25 = 2000 x 10 = 20.000
2014-04-14T22:20:33+07:00
V = PxLxT = 8 dm x 2,5 dm x 1 dm = 20 dm3 (D 20 dm3)