pake cara Gans tolong jwab y

Jari - Jari :
V = 4/3πr³
113,04 ÷ 4/3 = πr³
84,78 = 3,14r³
84,78 ÷ 3,14 = r³
27 = r³
r = √27
r = 3 dm

Jawaban : d. 3 dm

Maaf Kalau Salah

r=113,04×3/4×100/314
=27
=27 diakar pangkat 3
=3 dm(D)