Saturday, November 16, 2024

Geometry Problem 1581: Prove the Angle Bisection in a Cyclic Quadrilateral

Challenging Geometry Puzzle: Problem 1581. Share your solution by posting it in the comment box provided.
Audience: Mathematics Education - K-12 Schools, Honors Geometry, and College Level.

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Illustration of Geometry Problem 1581

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2 comments:

  1. BCGE is cyclic, this easily making BODG cyclic; with OB=OD, we are done!

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    Replies
    1. Wonderfully simple solution Stan
      Thank you

      It follows that GO is perpendicular to EF

      Sumith Peiris

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