Question

Shade two more squares so that this grid has rotational syminetry of order 4.

Answer 1

1) bottom row, next to the last (4th square going across)

2) second row, first square (1st column, next to the bottom)

Explanation:

1) bottom row, next to the last (4th square going across)

2) second row, first square (1st column, next to the bottom)