Jawabanmu

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2014-03-21T16:25:23+07:00
321 = 1/6 x 3,14 x r2
r2 = 613,375
r = 24,766
3 4 3
2014-03-21T16:26:09+07:00
321 = 1/6 x 3,14 x r2
r2 = 613,375
r = 24,766