Four congruent square corners are cut off from the large square of cardboard.
Find three expression in terms of x and y to calculate shaded area.
2 answers
what is 2-2
no idea what is shaded, nor what x and y represent.
But two possibilities are (x-2y)^2 and 4y^2
But two possibilities are (x-2y)^2 and 4y^2