What is x-coordinate in math?

Answer 1

The x-coordinate is the horizontal part of what is known as the cartesian plane, which is the 2D representation of dimensioning.

This is a cartesian plane:

/\ <------------- that's an arrow, which means it extends indefinitely.

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<-----------|----------> X ( this is the x coordinate, the horizontal part of the cartesian plane)

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V

Y (This is the y coordinate, the vertical part) jhj