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平行四邊形
Author:
Ching-Hui Chou
Topic:
Parallelogram
GeoGebra
New Resources
兩組對邊相等的四邊形
找出對稱軸
兩位數除以一位數（二）
【案例】2013年安徽高考15题
三位數除以一位數（一）
Discover Resources
判斷柱體 9
容積上升(立體、平面)
不是平行四邊形的四邊形
任務4的副本
翰林數學_2下_CH4-3_梯形中線性質
Discover Topics
Addition
Normal Distribution
Bar Chart or Bar Graph
Combinatorics
Logic