SOLUTION: ray planted a square garden that covers an area of 200 ft2. how many feet of fencing does he need to surround the garden? thanks for your help.

Question 331511: ray planted a square garden that covers an area of 200 ft2. how many feet of fencing does he need to surround the garden? thanks for your help.
Answer by JBarnum(2146) (Show Source): You can put this solution on YOUR website!
first thing i notice was a "square" garden meaning l=w
so a=lw
then 200=w^2

so perimeter for fence is

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