A point lies $5$ units above the $x$-axis on the $y$-axis. Its perpendicular distance from the $x$-axis…

A point lies $5$ units above the $x$-axis on the $y$-axis. Its perpendicular distance from the $x$-axis equals:
  1. $0$
  2. $5$
  3. $2.5$
  4. Cannot be determined

Solution

Such a point is $(0,5)$. Distance from the $x$-axis is $|y|=5$.

Asked in: IMO

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