Jawabanmu

Jawaban paling cerdas!
2014-06-12T19:22:59+07:00
616 = πr²
616 = 22/7 .r²
28 = 1/7 .r²
r² = 28.7
r² =196
r =√196
r = 14
keliling = πd
           = 22/7 . 28
           = 88
semoga membantu,,,, maaf klo salah delete aja
keliling = 2.14.22/7 = 28.22/7 = 88 cm2
iyaaaaaaaaaa... aku udah cobaa
ohh