In the ordered pair $(x,y)$, the first number $x$ is called the:
In the ordered pair $(x,y)$, the first number $x$ is called the:
- Ordinate
- Abscissa
- Origin
- Slope
Solution
The $x$-coordinate (first entry) is called the abscissa; the $y$-coordinate (second entry) is called the ordinate.
Asked in: IMO
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