+0  
 
0
131
2
avatar

45.2

33.9

22.6

14.3

 Oct 15, 2018
 #1
avatar+701 
+1

45.2

 Oct 15, 2018
 #2
avatar+94619 
+1

Let's see how critical  might have gotten this

 

1600  = pi * r^2      divide both sides by pi

 

1600 / pi   = r^2

 

Take the square root of both sides

 

sqrt (1600 / pi )  = r   = 22.56

 

And the diameter is twice this ≈ 45.2

 

 

cool cool cool

 Oct 15, 2018

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