Loci and constructions

3) Constructions: bisecting lines and angles

Constructing a perpendicular bisector

A plane flies at equal distance between two control towers.

Plane following a locus line, between two control towers

The locus of the plane is the perpendicular bisector of the two towers. When a line is divided into two equal lengths, it has been bisected.


Constructing the bisector of an angle

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