M2_8_8_6_7

8_6_7

Verify that the incenter is, in general, the only point in the interior of a triangle that is its own isogonal conjugate. Find all points in the exterior of the triangle that are isogonal conjugates of themselves.

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Proving Triangles Similar by Dilation
רישום חופשי
bewijs stelling van Pythagoras
Thales' Intercept Theorem
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Problem 1 - page 100
Task 1
stRot_PP
קיפול נייר אליפסה
notes day 20 (4

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Desviación Estándar
Cubo
Circunferencia Circunscrita
Esfera
Rotación