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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
【案例】2013年安徽高考15题
判斷球體
異分母分數減法
四邉形 (四年級) 教師版
【案例】2018年全国1卷理科12题
Discover Resources
恒在线上的一点
向量相加
test
習作A三ch1_11
尺规作图得到黄金三角形和黄金矩形
Discover Topics
Median Line
Upper and Lower Sum or Riemann Sum
Histogram
General Quadrilateral
Incircle or Inscribed Circle