Seudónimo
Seudónimo
03-04-2017
Mathematics
contestada
What is the area of the circle of radius 9
Respuesta :
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
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
Answer Link
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