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Home > GC > Chapter 1 > Lesson 1.2.5 > Problem 1-93


The length of a side of a square is units. If the perimeter is  units, complete the following.  

  1. 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 .

  2. Solve for .

  3. What is the area of the square?

    Remember to substitute back into the original equation.