Mathematics for IGCSE & O level - Transformations (Section 4 - No. 38)
If a point is located at (-2, 3), and it's reflected across the y-axis, what are its new coordinates?
(2, 3)
(2, -3)
(-2, -3)
(3, -2)
Explanation
Reflecting across the y-axis means x coordinate changes sign.
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