2.2 作等边三角形

Auteur :郑凯耀, Tim Brzezinski

The applet below dynamically illustrates how an equilateral triangle can be constructed via compass and straightedge. Why is this method of construction valid?

Nouvelles ressources

Measuring Cup
z`]]
Rotation in Cartesian Plane
bewijs stelling van Pythagoras
Weighing Scales: Lessons and Practices

Découvrir des ressources

Pyramid Cross Section
segment copy
dikdörtgen,kare,paralelkenar,eşkenar dörtgen dönüşümleri'in kopyası
Parallel Lines & Related Angles - edit LESSON PLAN

Découvrir des Thèmes

Équations Linéaires
Triangles Rectangles
Nombres Complexes
Vecteurs 2D (dans le Plan)
Parabole