The perpendicular bisector of a line segment

Construction using ruler and compasses

Step 1     Draw a line segment AB  of any length.

Step 2    With A as centre, using compasses, draw a circle. The radius of your circle should be more than half the length of AB.

Step 3    With the same radius and with B as centre, draw another circle using compasses. Let it cut the previous circle at C and D.

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