Jawabanmu

2014-06-05T15:02:31+07:00
Lp = 2(pl + pt + lt) = 2(96 + 30 + 20) = 2(146) = 292 cm²
1 4 1
2014-06-05T15:37:32+07:00
Lp = 2(pl + pt + lt) = 2(96 + 30 + 20) = 2(146) = 292 cm²
Lp = 2(pl + pt + lt) = 2(96 + 30 + 20) = 2(146) = 292 cm²