ShyArtist21
ShyArtist21 ShyArtist21
  • 01-05-2018
  • Mathematics
contestada

To the nearest tenth, what is the area of a circle whose radius is 2.2 feet? Use 3.14 for pie.

Respuesta :

zaraniaz421 zaraniaz421
  • 01-05-2018
A=pie r^2

2.2x2=4.4
4.4x3.14=13.816
Answer Link
itmesarah
itmesarah itmesarah
  • 01-05-2018
To find the area of a circle, you do [tex] \pi [/tex] multiplied by the [tex] radius^{2} [/tex]

In this case, we simply do [tex] 2.2^{2} [/tex] x [tex] \pi [/tex]

~ 2.2 squared = 4.84

~ 4.84 x 3.14 = 15.1976

Rounding 15.1976 to the nearest tenth is 15.2 feet squared.

Hope this helped! ッ

Answer Link

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