Respuesta :

Answer:

SA ≈ 804.2 ft²

Step-by-step explanation:

The surface area (SA) of a sphere is calculated as

SA = 4πr² ( r is the radius )

given diameter = 16 ft, then r = 16 ÷ 2 = 8 ft , then

SA = 4π × 8²

     = 4π × 64

     = 256π

     ≈ 804.2 ft²

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