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40m of fencing, what is the maximum area possible?

This is a math problem I'm struggling with

 May 6, 2015

Best Answer 

 #4
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Lets say the fencing makes a circle:

Using circumference of a circle:

40 = 2 * pi * r

   r = 6.366.......

 

Area = pi * radius^2

       = pi * 6.366^2

       = 127.32 meters squared

 May 6, 2015
 #4
avatar+250 
+13
Best Answer

Lets say the fencing makes a circle:

Using circumference of a circle:

40 = 2 * pi * r

   r = 6.366.......

 

Area = pi * radius^2

       = pi * 6.366^2

       = 127.32 meters squared

Brodudedoodebrodude May 6, 2015

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