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V tabung = πr²t
= × 16 × 16 × 70
= 22 × 16 × 16 × 10
= 56320 cm³
La = π.r.r
karena jari-jari [r] = 16 bukan kelipatan 7, maka kita menggunakan π : 3,14
Tinggal masukkan aja
La = π.r.r
= 3,14 . 16 . 16
= 803,84 cm²
Lalu masukkan La ke rumus Volume
V = La.t
= 56 268,8 cm³
Semoga membantu......