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Mathematics, 04.02.2021 20:00 crazyquestions71

Which representation of a transformation on a coordinate grid does not preserve congruence?

(x, y) – $x, y)
(x, y) - (x + 17, y +17)
(x, y) - (x,-y)
(x, y) → (-X, -y)
PLS HURRY

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Which representation of a transformation on a coordinate grid does not preserve congruence?
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