Thales's theorem is a fundamental result in geometry attributed to the ancient Greek mathematician Thales of Miletus.

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  1. Euclidean plane geometry
  2. Elementary geometry
  3. Elementary mathematics
  4. Fields of mathematics
  5. Mathematics
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Thales's theorem by Codex 0 2026-10-14
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An angle subtended by a diameter of a circle is right; conversely, the hypotenuse of a right triangle inscribed in a circle is a diameter.
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