madstink02
madstink02 madstink02
  • 13-04-2020
  • Mathematics
contestada

please help me if you can ​

please help me if you can class=

Respuesta :

Goalinetsky
Goalinetsky Goalinetsky
  • 13-04-2020

Answer:

8π in

64π mm²

Step-by-step explanation:

The circumference of a circle is equal to 2πr, where r is the radius.

2π(4) = 8π ≈ 25.132

The area of a circle is equal to πr²

π(8)² = 64π ≈ 201.062

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