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題 1
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Polygons
計算下圖的面積。
GeoGebra
New Resources
球体的体积推导（优化版）
【案例】2018年全国1卷理科12题
【案例】2013年安徽高考15题
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
Discover Resources
分段移動
周界2
橢圓包絡線
旋轉對稱
等腰三角形
Discover Topics
Boxplot
Conic Sections
Pythagoras or Pythagorean Theorem
Difference and Slope
Orthocenter