Habisin poin O-o Terlampir! ​

• d = 50 cm
• r = 50/2 × 25

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V = πr²t

V = 3,14 × 25²× 120

V = 3,14 × 625 × 120

V = 3,14 × 75.000

V = 235.500 cm³

V = 235,5 liter

V minyak di dalam drum :

= phi × r² × t

= 3,14 × 25 × 25 × 120

= 3,14 × 625 × 120

= 3,14 × 75.000

= 235.500 cm³

= 235,5 liter

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