Jawapan

2016-09-25T20:27:13+08:00
1cm=10mm
4x10=40mm
pastu faham2 la, sbb taktau soalan awak nak tambah ke darab ke apa lol..
2016-09-25T20:42:24+08:00
4cm = 4 x10 = 40mm
4cm 6mm = 40mm + 6mm = 46mm