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Enlargement and Reduction(放大及縮小)
Author:
chisunch1
GeoGebra
New Resources
球體建築師
畫出對稱圖形
画直线等分三角形的面积
兩組對邊相等的四邊形
【案例】2013年安徽高考15题
Discover Resources
Quiz on Trigonometric Ratios 辨認三角比：測驗
abcd
利用按扭製作控制動畫的開關
拼貼3
構作對稱圖形
Discover Topics
Means
Triangles
Geometric Mean
Parallelogram
Random Variables