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图案A
Author:
吉顺国
GeoGebra
New Resources
第八周作业
異分母分數減法
拼砌四邊形
畫出對稱圖形
兩組對邊相等的四邊形
Discover Resources
(延伸題)各級曾參與義工活動的人數
凸透镜成像
繪製平行四邊形
拋物線五-包絡線法
整数乘法演示
Discover Topics
Piecewise Functions
Trigonometric Functions
Straight Lines
Pythagoras or Pythagorean Theorem
Subtraction