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If ACDE were reflected across the line y = x, what would be the coordinates of AC'D'E?

If ACDE were reflected across the line y = x, what would be the coordinates of AC-example-1

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Answer: D

Explanation:

Reflecting over the line y=x means
(x,y) \longrightarrow (y,x).


C(1, -5) \longrightarrow C'(-5, 1)\\\\D(8, -2) \longrightarrow D'(-2, 8)\\\\E(7, -6) \longrightarrow E'(-6, 7)

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