volume tabung tersebut adalah...
d = 40 dm
r = d/2
r = 40/2
r = 20 dm
t = 45 dm
Volume tabung
V = π × r² × t
V = 3,14 × 20² × 45
V = 3,14 × (20 × 20) × 45
V = 3,14 × 400 × 45
V = 3,14 × 18.000
V = 56.520 dm³
atau
V = 56.520 liter
[tex]V = \pi {r}^{2} t \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \\ V = 3.14 \times 20 \times 20 \times 45 \\ V = 56520 \: {dm}^{3} \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: [/tex]
[answer.2.content]
