Final answer:
To find the perpendicular bisector of a line segment like NY, ancient Greeks would have used the compass, ruler, and straightedge.
Explanation:
Compass, ruler, and straightedge are tools that the ancient Greeks would use to find the perpendicular bisector of a line segment like NY. The compass is used to draw circles with specific radii, the ruler is used to make straight lines, and the straightedge helps in creating perpendicular lines.
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