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7 Warm Up (9/19/2019)
作者：
Andrew Estrella
Notice and Wonder
Play with the applet below. What do you notice? What do you wonder?
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GeoGebra
最新資源
Focus and Directrix
The Gardener's Ellipse
Fractal Tétraèdre. Dilatation -1/2 centre triangles
The Gardener's Circle
apec
探索資源
The Ambiguous Case
Untitled
مستقيمات متوازية
Pythagorean Theorem
Angle A is Acute Case of Parallel Lines in Triangle Converse
探索主題
矩陣
平行四邊形
正三角形
面積
算術運算