olymmath

SHARYGIN 2022 Problem 2

    Let ABCDABCD be a curcumscribed quadrilateral with incenter II , and let O1,O2O_{1}, O_{2} be the circumcenters of triangles AIDAID and CIDCID . Prove that the circumcenter of triangle O1IO2O_{1}IO_{2} lies on the bisector of angle ABCABC

    Dataset text AI-MO AoPS. Quoted with source.

    Solutions

    No solution is on olymmath yet. Official and human solutions come first when they arrive. AI solutions come after them, with a label.

    Add a solution

    Similar problems

    These problems have the most words in common with this statement.

    Locator sharygin/2022/p2 · Tag 98KX8TNDKS · Edit this page on GitHub · Keys: j next, k previous