A line segment connecting two points on this shape is known as a chord.
A problem of antiquity concerned constructing a square of the same area as one of these shapes using compass and straightedge; that problem is known as "squaring" this shape. When one on a graph has a total area of pi, it is known as a "unit" one. A line segment connecting two points on this shape is known as a chord. For 10 points, name this shape consisting of all points that are a radius away from a center.
A problem of antiquity concerned constructing a square of the same area as one of these shapes using compass and straightedge; that problem is known as "squaring" this shape.
circles