Copy of Spherical Triangle: Polar Triangles

作成者:Nicholas Au, Steve Phelps

Every spherical triangle (ABC) has an associated polar triangle (DEF) formed by constructing a triangle using the poles of the sides (great circles) of the triangle.

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Traffic Cone
Angles of Intersecting Lines
bewijs stelling van Pythagoras
Quiz: Vertical Angles and Linear Pairs
Level Curves

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Animación
Sjecište polinoma
L5 Enlargement Bart

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