volume tabung tinggi=65cm d =20cm

diameter = 20 cm
jari - jari = diameter : 2
= 20 :2
= 10 cm
tinggi = 65 cm
volume = 3.14 × r × r × t
= 3.14 × 10 × 10 × 65
= 20.410 cm
*) maaf kalo salah