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20170517pythagoras
Author:
翁瑞檡
GeoGebra
New Resources
讀磅
科氏力 (Coriolis Force)
圓的基本性質
圓的切線方程
常见四边形是否是双心四边形
Discover Resources
三角形面積海龍公式
相似三角形例題
parallelgram with height 20120319
製作對稱圖形 LEVEL 1
二面角
Discover Topics
Bar Chart or Bar Graph
Arithmetic Operations
Multiplication
Power Functions
Ellipse