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MathsIsFun.com
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Ordered Pair
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Two numbers written in a certain order. They are usually written in parentheses like this: (4,5)
Can be used to show the position on a graph, where the "x" (horizontal) value is first, and the "y" (vertical) value is second.
Here the point (12,5) is 12 units along, and 5 units up.
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