Jawapan

2016-10-10T00:16:05+08:00
Cari isipadu pasir guna formula kon : 1/3 × pai × j^2 × tinggi
isipadu = 1/3 × 22/7 × 3.5^2 × 5.4 = 69.3m^3
69.3 bahagi dgn 0.3 = 231
2016-10-10T10:16:27+08:00

1 per 3 darab pai darab j kuasa 2 darab tinggi(isipadu pasir)

1 per 3 darab 22 per 7 darab 3.5 kuasa 2 darab 5.4=69.3 kuasa 3 darab 69.3 bahagi dengan 0.3=231

(kalau jawaapan salah sorry ye)