Question

determine if exactly 6 squares of a 3 by 3 grid can be shaded so that no 3 shaded squares line up horizontally vertically or diagonally

Answer 1

Ur answer will be 216 because 1 square has 4 side 6 squares all together will be 24 squares but 3times 3 equals 9 so multiply 24 times 9 which is 216