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On a water ride at the amusement park, a rotating valve sprays water for 15 ft in all directions. What its the area of the circular wet patch it creates?

Respuesta :

lriley9
The area is 3.14*r^2 

The rotating valve would be in the center of the circular wet patch so if it's spraying in all directions, then 15 ft = radius. 

Now plug it in. 

3.14 x (15)^2 = 706.5 ft^2

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