Jawabanmu

2014-05-17T05:44:55+07:00
Insyaallah 7,1 ....................................
2014-05-17T09:49:55+07:00
volume = 4/3 phi r^3 = 1500
4/3 . 3,14 r^3 = 1500
4,19 r^3 = 1500
r^3 = 1500/4,19
r^3 = 500
r =akar(3) 500
r = 7,9 mendekati 8 cm

semoga bisa membantu ^^,,jadikan yg terbaik ya
maaf kalo salah