Seudónimo Seudónimo
  • 03-04-2017
  • Mathematics
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What is the area of the circle of radius 9

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ItsLeviosaaa
ItsLeviosaaa ItsLeviosaaa
  • 03-04-2017
The equation for the area of a circle is: [tex] \pi r^2[/tex] . Insert 9 as your radius (r) into the equation and solve:
\pi 9^2 = 254.469
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Goalinetsky
Goalinetsky Goalinetsky
  • 03-04-2017
I hope I'm reading this right but the circle has a radius of 9?

a = π r²

81π  or 254.34
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