Math: Geometry Problem 1004:
Triangle with Squares, Perpendicular Bisectors,
Concurrent Lines. Level: School, College.
The figure below shows a triangle ABC
with squares ABC1C2, BCA1A2, and ACB2B1. Prove that the
perpendicular bisectors of B1C2, A2C1, and A1B2 are concurrent
at O.
See also:
GeoGebra of problem 1004
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