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Find the coordinates of the reflection: B (4,2) is reflected over the x- axis

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Find the coordinates of the reflection: B (4,2) is reflected over the x- axis B’=

coordinates-of-the-reflection

asked Mar 4, 2014 in TRIGONOMETRY by johnkelly Apprentice

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1 Answer

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A reflection in the x - axis can be seen in the picture below in which B is reflected to its image B ' .

The general rule for a reflection in the x-axis P(x,y ) → P'(x,-y )

B(4, 2) → B'(4,-2)

answered Apr 8, 2014 by friend Mentor

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