Plis jawab kan plis boleh kan plis besok dikumpulkan
No. 3
V ruang balok
= p × l × t
= 7 × 3 × 4
= 84 kubus satuan
No. 4
V Tabung = πr²t
224π = π(4)²t
224π = 16π t
t = 224π : 16π
t = 14 cm
No. 5
V Balok
= p × l × t
= 25 × 6 × 14
= 2100 cm³