Jawabanmu

2014-03-19T17:56:19+07:00
K × lk = b × lb
k = 100 kg × 10 cm ÷ 50 cm
k = 20 cm
2014-03-19T19:52:54+07:00
K×lk = b×lb k= 100 kg×10 cm÷50 cm = 2×10 =20 cm. kalo gak salah sih gitu cara jalannya