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Triangle ABC with A(1, 2), B(4, 2) and C(1, 5) is reflected in the -axis. What is the image of B?

Class 9Figures on the Coordinate PlaneCoordinate Geometry
  • A(−4, −2)
  • B(4, −2)
  • C(−1, 2)
  • D(−4, 2)

Step-by-Step Solution

Reflection in the -axis changes the sign of only: B(4, 2) → (−4, 2). (−1, 2) is the image of A, not B.
Answer: D) (−4, 2)

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