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橢圓規Ellipsograph (Trammel of Archimedes)
Author:
宋政蒲
Topic:
Constructions
,
Ellipse
GeoGebra
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直線的斜率：水平變化 & 鉛垂變化
百分數及其應用
斜率的值
平行線的斜率
祖冲之的期望：内棋与外棋
Discover Resources
Rectangle _03
testssss
觀察圖中有哪些角會相等
小數乘法
定理
Discover Topics
Cube
Curve Sketching
Frequency Distribution
Cylinder
Median Value