Jawabanmu

2014-03-16T17:54:21+07:00
Tambah panjang = 40.50.0,00002 =0,04cm
panjang = 40,04 cm
2014-03-16T17:59:47+07:00
L = 50 {1+0,00002(70-20)}
L = 50 {1+0,00002(50)}
L = 50 {1+0,00002*(50)}
L = 50 {1+0,001}
L = 50 {1,001}
L = 50*1,001
L = 50,05