orrysmith586 orrysmith586
  • 08-05-2020
  • Mathematics
contestada

The area of circle C is 64pi ft. What is the value of r

Respuesta :

redoverdrive22 redoverdrive22
  • 08-05-2020

Answer:

8

Step-by-step explanation:

Answer Link
wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 08-05-2020

Answer:

The radius is 8 ft

Step-by-step explanation:

The area of a circle is given by

A = pi r^2

64 pi = pi r^2

Divide each side by pi

64 pi /pi= pi/pi r^2

64 = r^2

Take the square root of each side

sqrt(64) = sqrt(r^2)

8 = r

Answer Link

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