V=4/3πr³
38.808cm³=4/3×22/7×r³
38.808cm³=88/21×r³
88×r³=38.808cm³×21
88×r³=814.968cm³
r³=814.968cm³/88
r³=9.261cm³
r=³√9.261cm³
r=21cm³
jadi jari-jari bola abdi adalah=21 cm³
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PEMBAHASAN
V=4/3πr³
38.808cm³=4/3×22/7×r³
38.808cm³=88/21×r³
88×r³=38.808cm³×21
88×r³=814.968cm³
r³=814.968cm³/88
r³=9.261cm³
r=³√9.261cm³
r=21cm³
jadi jari-jari bola abdi adalah=21 cm³