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Collinearity in Projective Geometry
Monge-D'Alembert Circle Theorem
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Before reading this post, please read this post. The theorem: "Given any three circles in a plane, none of which is inside one of the others, the intersection points of each of …
By Navi Nahc
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Let △ABC\triangle ABC△ABC be a triangle with AB=65AB=65AB=65, BC=70BC=70BC=70, and CA=75CA=75CA=75. A semicircle Γ\GammaΓ with diameter BC‾\overline{BC}BC is constructed outside…
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