Seudónimo Seudónimo
  • 12-04-2017
  • Mathematics
contestada

how do you find the radius of a circle if its area is 706.9 square millimeters

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DarkPrime
DarkPrime DarkPrime
  • 12-04-2017
The answer is R=15

Hope this helps
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amy16084
amy16084 amy16084
  • 12-04-2017
so the area of a circle formula is [tex] \pi [/tex]r^2 
so...
706.9=pi r^2, i want to get rid of pi, get the r isolated 
225.01=r^2
so now we square root
15.0000
:)
Answer Link

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