habibk12 habibk12
  • 31-05-2018
  • Mathematics
contestada

what's the answer to this question. please with explanation

whats the answer to this question please with explanation class=

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ktreyb
ktreyb ktreyb
  • 31-05-2018
Circumference = 2 * pi * radius. 

The rotating sprinkler is the center and is creating the circle as said in the description. That 9 feet stream of water is then your radius. Plug in this radius to go the formula. 

2 * pi * 9 = 18pi ≈ 56.549

I guess the closest one is option C. 
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