II. Fill in the blanks
8.
7. A domino is a shape obtained by___squares together
The formation of four squares by joining edge to edge is called
9. Seven tetrominoes together consists of
squares
10. The rotation of 360° of the tetromino III is
11. The number of trinominoes that can be used to fill the given diagram is
28
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-616184581016191019461919194=496494916191=464648848464848156184849787
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