Simson's line

Auteur :Terry Tam

P is a point on a circle, and ABC is an inscribed triangle. Prove that the feets of altitudes of point P on 3 sides of the triangle are collinear. (Hint: Consider PABC as a cyclic quadrilateral)

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Circle Passing Through 3 Points
Shells
apec
Exploring GeoGebra for the First Time

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Problem 3
andare a capo
Reflection Lab-IanKieme
Hexagonal
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Another Tangent Circle
Modul 12_Bentuk Akar_Donatus Bria_SMAN 1 Atambua

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Matrices
Multiplication
Continuité
Résumé Statistique
Triangles Equilatéraux