SOLUTION: manuel is helping his father fence their back yard for a new puppy. The yard is in the shape of a square and has an area of 900. what is the side length and how much fencing do

Question 227424: manuel is helping his father fence their back yard for a new puppy. The yard is in the shape of a square and has an area of 900.
what is the side length and how much fencing do they need to complete the project?
Answer by LtAurora(115) (Show Source): You can put this solution on YOUR website!
The area for a square is:

Since L and W are the same, call it a side (S):

So, plug in our area:

Take the square root of 900:
, which is the length of the side
To find how much fencing, add up all 4 sides:

, which is our total fencing needed.
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