Jawabanmu

Jawaban paling cerdas!
  • nald
  • Gemar Membantu
2014-06-06T20:25:18+07:00
R = 21 cm
d = 42 cm
K = 22/7 x 42 = 132 cm
Jarak = 132 x 2000 = 264000 cm
2640 m 
pake rumus keliling?
ya
makasih ya
ya sama sama