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irincik
irincik irincik
  • 27-04-2016
  • Mathematics
Answered

calculati lungimea cercului cu raza de 0,(4)cm

Verified Answer :

jlowrey03
jlowrey03 jlowrey03
  • 27-04-2016

0, (4) = 4/9 L circle = 2πR L circle = 2 · π · 4/9 L circle = 8π / 9 cm
L = 2 pi R 
L = 2 pi 0. (4) cm = 0. (8) pi cm

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