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23第13题
Author:
袁正铎
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
異分母分數減法
判斷球體
兩組對邊相等和有直角的四邊形
Discover Resources
四角柱算體積(可以切開)
Copy of 平行四邊形的面積
奠基
曾卉君的作品
拋物線代數性質,光學性質
Discover Topics
Plane Figures or Shapes
Differential Calculus
Pie Chart or Circle Chart
Boxplot
Inequalities