The perpendicular distance of the point $(5,-8)$ from the $x$-axis is:

The perpendicular distance of the point $(5,-8)$ from the $x$-axis is:
  1. $5$
  2. $8$
  3. $-8$
  4. $13$

Solution

Distance from the $x$-axis equals $|y|$. Here $|-8| = 8$.

Asked in: IMO

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