2PP: Viewpoint on a semicircle

Autor:loganm

Using the fact that a triangle inscribed in a circle with one side on a diameter is a right triangle, we find the viewpoint is on a semicircle between the principle vanishing points!

Nuevos recursos

Parallelogram Anatomy
Rolling an Equilateral Triangle
Focus and Directrix
seo tool
Pathway to Proof: Triangle Angles

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Cercle trigonométrique
Four colors theorem
Curvatures Add
timaunitelit
Head of parabola

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Operaciones Aritméticas
Correlación
Probabilidad
Cubo
Diagrama de cajas