emeraldboy2016 emeraldboy2016
  • 16-03-2020
  • Mathematics
contestada

To the nearest tent what the area of a circle whose diameter is 9 feet? Use 3.14 for x Please help :’(((( will give 25pts

Respuesta :

Hrishii
Hrishii Hrishii
  • 16-03-2020

Step-by-step explanation:

Diameter of circle = 9 ft

Therefore, radius = 9/2 = 4.5 ft

[tex]area \: of \: circle \\ = \pi {r}^{2} \\ = 3.14 \times {4.5}^{2} \\ = 3.14 \times 20.25 \\ = 63.585 \\ = 63.6 {ft}^{2} \\ [/tex]

Answer Link
sweetyhere
sweetyhere sweetyhere
  • 16-03-2020

Answer:

area of circle =πr²

Step-by-step explanation:

3.14×4.5×4.5

63.585 in ft

Answer Link

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