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題 2
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
拼砌四邊形
兩位數加法
異分母分數減法
小数 的副本
【案例】2018年全国1卷理科12题
Discover Resources
任意兩正方形切割重組成一大正方形之動態證明
滑桿動畫
barara magic stick
Ex5D#7
二倍角的正切公式的证明
Discover Topics
Logarithm
Isosceles Triangles
Conic Sections
Functions
Algebra