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Author:
Yin Kelvin Wong
GeoGebra
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兩組對邊相等的四邊形
画直线等分三角形的面积
兩位數除以一位數(二)
判斷球體
異分母分數減法
Discover Resources
三角函數的性質
優良作品5(沛綺)
经纬度
地球儀
Slope(斜率公式)
Discover Topics
Piecewise Functions
Correlation
Statistics
Constructions
Median Line