+0  
 
0
111
1
avatar

if a=452.16 sq. ft, what is r  USE 3.14 FOR PI

Guest May 7, 2017
Sort: 

1+0 Answers

 #1
avatar+75344 
+2

 

I assume this is the area of a circle.....if so, we have

 

452.16 =  pi *  r^2

 

452.16  =  3.14 * r^2        divide both sides by 3.14

 

452.16 / 3.14   =  r^2       

 

144  = r^2                     take the positive square root of both sides

 

12 ft  =  r

 

 

cool cool cool

CPhill  May 7, 2017

10 Online Users

We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  See details