anonymous
  • anonymous
PLEASE HELP I WILL MEDAL AND FAN Solve for r: C = 2pir. r = C over 2 pi r = 2 c all over pi r = C over pi r = pi times C all over 2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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Michele_Laino
  • Michele_Laino
Hint: if we divide both sides by 2*pi, we get: \[\Large \frac{C}{{2\pi }} = \frac{{2\pi r}}{{2\pi }}\] please simplify the right side
anonymous
  • anonymous
2 pi r=c?
UsukiDoll
  • UsukiDoll
whenever there is a question like solve for r ... we need r to be by itself... so what do we need to do to make that happen?

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anonymous
  • anonymous
divide by 2
UsukiDoll
  • UsukiDoll
yes... we can do that... but there's more..
anonymous
  • anonymous
2 pi
UsukiDoll
  • UsukiDoll
yes! so divide 2pi on both sides
Michele_Laino
  • Michele_Laino
hint: |dw:1434341418758:dw|
anonymous
  • anonymous
r
Michele_Laino
  • Michele_Laino
so, what do you get?
anonymous
  • anonymous
so A?
Michele_Laino
  • Michele_Laino
that's right!
UsukiDoll
  • UsukiDoll
yay!
anonymous
  • anonymous
thanks! To whom do I medal?
UsukiDoll
  • UsukiDoll
let's all medal each other ^^
Michele_Laino
  • Michele_Laino
give the medal to @UsukiDoll she is a good helper!
anonymous
  • anonymous
yes she is :)
anonymous
  • anonymous
thanks!
Michele_Laino
  • Michele_Laino
:)

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