+A **bisector** is a line, ray, or segment that divides another [line](/wiki/line) or [angle](/wiki/angle) into two congruent parts. It marks the exact middle, creating perfect symmetry.
+## See also
+- [Midpoint](/wiki/midpoint)
+- [Perpendicular](/wiki/perpendicular)
+- [Symmetry](/wiki/symmetry)
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