Figure ABCD is reflected across the x-axis. What are the coordinates of A' , B' , C' , and D' ?

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A' (​
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B' (​
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C' (​
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D' (
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Coordinate plane. The horizontal axis ranges from negative 10 to 10 in increments of 1. The vertical axis ranges from negative 10 to 10 in increments of 1. Quadrilateral A B C D has vertices A at negative 1 comma 4, B at negative 5 comma 8, C at negative 5 comma 4, and D at negative four comma 2.