Number of squares that can be formed in 8×8 chessboard, so that each square is surrounded by four squares of same dimension
A girl has four squares of side 8 cm. What will be the perimeter of the largest rectangle that can be formed using these four small squares?
39. Consider a chessboard of size 16 x 16 (instead of the standard 8 x 8), what is the total number of squares on such a chessboard?