2PP: Viewpoint on a semicircle

Author: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!

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Model sferyczny - sześcian-ośmiościan
bewijs stelling van Pythagoras
Some random function
Fourier Lissajous (Mechanical)

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Mathematics
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