Use the moving and additivity principles to determine the area, in square inches, of the shaded region in Figure 12.17 . The shape is a 2-inch-by-2-inch square. with a square, placed diagonally inside, removed from the middle. In determining the area of the shape, use no formulas other than the one for areas of rectangles. Explain your reasoning clearly.
Figure 12.17 A shape with a hole.
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