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Question

The coordinates of vertices A, B, C of triangle ABC, when reflected along x-axis is,


A
(6,2), (5,2), (2,6)
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B
(2,-6),(5,-2),(2,-2)
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C
(2,6), (5,2), (2,2)
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Solution

The correct option is B (2,-6),(5,-2),(2,-2)
When vertices A,B,C of triangle ABC is reflected along x- axis, we get,



We can observe from the graph that, when the vertices A,B,C of triangle ABC is reflected along x-axis to get the figure, A’B’C’, then the sign of y coordinate gets inversed, ie, if the y coordinate is positive, then it becomes negative and vice-versa.

Hence, the new coordinates of A, B and C are (2,-6), (5,-2), (2,-2) respectively


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