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边长可变的正三角形上莱洛转子的滚动
Author:
朱亮
Topic:
Equilateral Triangles
,
Rotation
,
Sequences and Series
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
三位數除以一位數(二)
異分母分數減法
拼砌四邊形
算柱 (兩位數)
Discover Resources
圓與三角形
立體三角測量(例六)
必修二P156二面角与平面的法向量
旋轉圓弧
C60足球模型展开(双色版)
Discover Topics
Arithmetic Mean
Upper and Lower Sum or Riemann Sum
Linear Functions
Vectors
Boxplot