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梯形
Author:
kmskms2018
Topic:
Trapezoid
GeoGebra
New Resources
四邊形的特性
找出對稱軸
兩位數除以一位數（二）
兩位數加法
【案例】2018年全国1卷理科12题
Discover Resources
carrito
祖恒原理
gct-a01-jc091v1-27 三角形旋轉
tool1
正方体镂空模型（通用）
Discover Topics
Geometric Mean
Real Numbers
Combinatorics
Vectors 3D (Three-Dimensional)
Quadratic Functions