Desargues' Theorem in 2D and 3D

Autor:Steve Phelps

If the three straight lines joining the corresponding vertices of two triangles meet in a point (the perspector) then the three intersections of pairs of corresponding sides are lie on a line (the perspectrix).

Nuevos recursos

רישום חופשי
bewijs stelling van Pythagoras
Congruent Figures
Function art 3D - waiting shed
Pythagorean Theorem: Quick Illustrator

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קווי מתאר
Oggetto si avvicina e oltrepassa specchio sferico
bisect a segment
Gilbert
Geogebra 1

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Cuadrado
Media Geométrica
Cilindro
Rotación
Simetrías