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切線性質B
Author:
maths324324
GeoGebra
New Resources
拼砌四邊形
GeoGebra笔记功能体验课件
三位數除以一位數（一）
【案例】2018年全国1卷理科12题
兩組對邊相等和有直角的四邊形
Discover Resources
三角形內角和(SWC)
Drawing quadrilaterals on the grid or the pinboard
內外切圓性質
中間人
Inclined plane (Angle between two planes)
Discover Topics
Derivative
Perimeter
Difference and Slope
Interest Calculation
Scatter Plot