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3-3-05
Author:
Tzuen Hsu
GeoGebra
New Resources
四邊形的特性
判斷球體
兩組對邊相等和有直角的四邊形
画直线等分三角形的面积
三位數除以一位數（二）
Discover Resources
周界
大圓在小圓上滾動
limits
A CHAOS GAME!
向外延伸的多邊形
Discover Topics
Pythagoras or Pythagorean Theorem
Median Value
Continuity
Tangent Line or Tangent
Trigonometric Functions