Question 4 • Integrated Math I Semester 2 - LHS (2016)
Reflecting across the vertical line x = 3 keeps the y-coordinate the same. Point A is 7 units left of the line, since 3 − (−4) = 7, so its reflection is 7 units to the right: x = 3 + 7 = 10. Thus A' is (10, 2), choice D.
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