Jawapan

2016-10-19T22:56:34+08:00
Luas keratan rentas × panjang
2016-10-19T23:11:25+08:00
Hrp kmu fhm..sorry klu tdk kemas...hehehe
Thank you , its okay ☺️
xfhm
hahaha, saya pun cm tu jg dlu.....biasakan bt latihan...lma2 ok la tu :)
yg sy bt tu...hanya sekadar contoh