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Home > CC3 > Chapter 3 > Lesson 3.1.6 > Problem 3-59

3-59.

Write an expression that represents the perimeter of the shape built with algebra tiles at right. Then find the perimeter if units and units.  

A vertical,  x y tile, with 1 x squared tile, connected at the bottom right, and 1 unit tile, connected at the bottom right, of the x squared tile. All tiles are aligned on the bottom.

Find the length of each side, and then sum the lengths.

Once you find an expression for the perimeter, substitute for and for .

units