Triangle PQR with vertices P(2,3),Q(2,4),R(1,1) in the line x=3
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2 answers

I assume you mean a reflection.
P is 1 unit to the right of x = 3
so P' will be 1 unit to the left, at (4,3)
do the same for Q and R 👍
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oobleck 
Answer
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Sorry Martine
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