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Angle in a Semi-circle 3
作者：
GreenMaths
主題：
圓
,
幾何
A visual proof of why the angle in a semi-circle is 90.
GeoGebra
最新資源
Other Variations of Cosine
Rule of Sarrus - Determinant of a 3×3 Matrix
General Polar Equation of Conics with Rotation (1)
Limaçons
z`]]
探索資源
combined transformation
parallelogram Properties
Construction #1
Axe de simetrie
探索主題
二項分布
定積分
菱形
數學
橢圓