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3,14.8.8.16 cm = 3.215,36 cm³
= × r² × t
Dik = d : 16 cm³ -> 8 cm³. Jadi, r atau Jari2nya = 8 cm³
Dij = × r² × t
= 3,14 × 8² × 16
= 3215,36 cm³