UCSS Math I 5.3.3 Example 3

Use a compass and a straightedge to construct a line perpendicular to line through point that is not on the line.
  1. Draw line with point not on the line.
  2. Make a large arc that intersects line .
  3. Make a set of arcs above line .
  4. Draw the perpendicular line. Do not erase any of your markings. Line is perpendicular to line .
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