This diagram shows a SQUARE picture frame which measures 10 cm by 10 cm. The smaller square represents the area where the picture (which is `x` by `x`) will fit.

Figure is not drawn to scale
Meredith wants to cover the white area, the mat, in fabric.
Write an expression that represents the area of fabric that Meredith will need.
    Area of fabric =  
If `x = 6` cm, how much fabric will Meredith need?
    Meredith will need `\text{cm}^2` of fabric.