a To build a perfect square, we have to place half of the x-tiles along the vertical side and the other half along the horizontal side of the x^2-tile.
B
b To build a perfect square, we have to place half of the x-tiles along the vertical side and the other half along the horizontal side of the x^2-tile.
C
c To build a perfect square, we have to place half of the x-tiles along the vertical side and the other half along the horizontal side of the x^2-tile.