4.2 作角平分线

Autor:郑凯耀, Sébastien Vieilhescazes

Check the steps to construct the bisector of an angle. You can also see how changes in the span of the compass or in the position of the points affect the construction.

Nuevos recursos

Focus and Directrix
Sum of Squares: Proof without Words
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The Gardener's Ellipse
Parallelogram Anatomy

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Question #2
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Lowery, Williams, Whitehead
Fifi

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Distribuciones
Ecuaciones Cuadráticas
Rotación
Combinatoria
Puntos Notables