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Home > INT1 > Chapter 3 > Lesson 3.1.6 > Problem 3-68
3-68.
The length of a side of a square is
Write an equation to represent this information.
To find the perimeter, add the side lengths. In this case we have a square which has four equal side lengths.
One possibility is
. Solve for
. What is the area of the square?
Remember to substitute
back into the original equation.