### Home > MC2 > Chapter 3 > Lesson 3.1.1 > Problem 3-7

3-7.

Sum the areas within the shape to find the area of the entire shape.

*x*^{2} + *x*^{2} + *x* + *x* = ?

2*x*^{2} + 2*x*

Area is the number of square units needed to fill up a region on a flat surface.

No, the area would not change because the tiles are simply rearranged. This rearrangement of the tiles does not affect the area.

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