The Feuerbach Point

Autor:Steve Phelps

Construct the incircle and the three excircles of a triangle. The nine-point circle is tangent to all four circles. The point of tangency of the nine-point circle and the incircle is the Feuerbach Point.

Nuevos recursos

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Untitled
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Pathway to Proof: Triangle Angles
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Sine and Cosine Functions
Vertex Form of Parabola/Quadratic Equation
GM1b-03-P1-ET1 Draw Circle
Area of Trap 3.1
Addition of mixed numbers (same denominator)

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Lógica
Moda
Operaciones Aritméticas
Gráfico Circular
Términos