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橢圓內的光線反射 獻給聰哥
Author:
宋政蒲
Topic:
Ellipse
,
Reflection
橢圓內的光線反射
GeoGebra
New Resources
百分數及其應用
平行線的判定
镂空正方体案例对比
第八周作业1
中华人民共和国国旗
Discover Resources
包含除法(1 ÷分數)
三角形四心
Perpendicular lines
F5__二元一次不等式
圆锥侧面的展开
Discover Topics
Polynomial Functions
General Quadrilateral
Function Graph
Hyperbola
Secant Line or Secant