If a point P(1, -2) is reflected across the line x = 3, what are the coordinates of its reflection image?

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If a point P(1, -2) is reflected across the line x = 3, what are the coordinates of its reflection image?
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x=3 is a vertical line, and the point is two units to the left of that line, so when you reflect it it'll be 2 units to the right of that line. But the y value won't change. So, (5,-2)

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Other Answers (1)

  • noodlenoggin answered 5 years ago
    hmmm....

    P(1,-2) is reflected thru x=3 gives:

    Ans: P'(5,-2)

    Viola!
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