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GeezerVison is showing mathworld.wolfram.com — Circle-Point Midpoint Theorem -- from Wolfram MathWorld 
Circle-Point Midpoint Theorem
The circle-point midpoint theorem states that the locus of the midpoints of the line
segments joining a fixed point to the points of a circle
of radius
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More things to try: ReferencesJohnson, R. A. Modern Geometry: An Elementary Treatise on the Geometry of the Triangle and the Circle. Boston, MA: Houghton Mifflin, p. 17, 1929.Referenced on Wolfram|AlphaCircle-Point Midpoint TheoremCite this as:Weisstein, Eric W. "Circle-Point Midpoint Theorem." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Circle-PointMidpointTheorem.html Subject classifications | ||||||||
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