Answer:
9 squares on each side of the square.
Step-by-step explanation:

There are 9 equally sized blocks on one side of square piece of graph paper.
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The answer is 3.1 because 4 is under 5
The answer is (5.5,-6.5) because you find the midpoint for the x-axis which is 9+2 then divide by 2 then do the same for the y-axis and place them together.