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I need help with this problem #9

I need help with this problem #9-example-1
User Atsyplenkov
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1 Answer

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5 votes

Answer:

9. Reflection in the line x = 1.

Explanation:

Counting the number of squares between B and B' we get 8.

So the line of reflection is 4 squares from the point B and is a vertical line passing through that point.

User Snahor
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