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Ellipse Tangents - Cool Property
作者：
Chip Rollinson
主題：
橢圓
GeoGebra
Thanks to Idan Tal for tweeting this animation.
https://twitter.com/MagicPi2/status/1188546196039786496
最新資源
Reflection = 180° Rotation about a Line
Triangle with 3 Right Angles
Prism Drawn in 1-Point Perspective
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Volume by Disk/Washer around y
探索資源
Rotate about origin
Sample Worksheet
West Wycombe #1
Assignment 2 - Question 6 - Related Rates
[Coordinate Geometry] 2
探索主題
面積
正方形
平行四邊形
不等式
黎曼和（Riemann Sum）