Simson's line

Autore: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)

Nuove risorse

Building Parallelograms with Set Areas
Area of a Circle Illustrated
רישום חופשי
Rolling Circles and Polygons
Mondrian's Puzzle

Scopri le risorse

Reflection Challenge
Properties of parallelogram
Complements of Congruent Angles
Graph Transformation_Linear

Scopri gli argomenti

Volume
Baricentro o centro di massa
Seno
Punti speciali
Cubo