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選擇合適的「單位」
Author:
LAI KA MING
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
找出對稱軸
兩位數除以一位數（一）
兩位數除以一位數（二）
兩組對邊相等的四邊形
畫出對稱圖形
Discover Resources
Trigonometric Ratios: Sine 三角比：正弦
橢圓與雙曲線折紙
test2
平行2
從長方形的「周界」找回它的「長」和「闊」
Discover Topics
Indefinite Integral
Parabola
Trigonometric Functions
Parallelogram
Exponential Functions