To reflect an image over the x-axis, multiply the y-coordinates of the vertices by -1.
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To reflect an image over the x-axis, multiply the y-coordinates of the vertices by -1.

[From: ] [author: ] [Date: 13-02-28] [Hit: ]
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True

or

False

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True. Or if you're more mathematically inclined, you can multiply the vector by the matrix [ [1,0], [0,-1] ].
1
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