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Area of Parallelogram
Author:
jack1012
Topic:
Area
,
Parallelogram
平行四邊形典範圖形，及典範切割方式，說明平行四邊形面積等於長方形
GeoGebra
New Resources
画直线等分三角形的面积
三位數除以一位數（一）
異分母分數減法
【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
球體的截面
固定三角形的條件−題4
大樂透開獎機
regular tetrahedron (CH4)
y=a*tan(b*x)
Discover Topics
Triangles
Scalene Triangles
Upper and Lower Sum or Riemann Sum
LCM and GCD
Unit Circle