GeoGebra
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GeoGebra
題 3
Author:
Pearson Hong Kong - Primary Mathematics
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直線之截距式
程自顺99
其它
閱讀量杯內的水位線
程自顺102
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a^2+b^2=5c^2
cardioid
Square
string art
x-型区域
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Algebra
Orthocenter
Triangles
Perimeter
Geometry
