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Procura
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GeoGebra
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Esboço
圓的性質
Arcs and Angles at Centre/ Circumference 弧、圓心角與圓周角
Spotlight 探射燈
Right Triangles in a Circle 圓內的直角三角形
Angle at Centre & Angle at Circumference: Proof 圓心角與圓周角：証明
Quiz on Angles in a Circle 圓內的角：測驗
圓的性質
Autor:
Alex CHIK
GeoGebra 互動數學教室
http://www.geogebra.hk
Arcs and Angles at Centre/ Circumference 弧、圓心角與圓周角
Spotlight 探射燈
Right Triangles in a Circle 圓內的直角三角形
Angle at Centre & Angle at Circumference: Proof 圓心角與圓周角：証明
Quiz on Angles in a Circle 圓內的角：測驗
Seguinte
Arcs and Angles at Centre/ Circumference 弧、圓心角與圓周角
Novos Materiais
垂直線的斜率
球体的体积推导（优化版）
画直线等分三角形的面积
平行線的斜率
【案例】2013年安徽高考15题
Descubra Materiais
王宏銘Proof93
Copy of gjc091b18 圓的割線
纏繞畫
等腰三角形
Oscillations
Descobrir Tópicos
Média
Matemática
Perímetro
Limites
Hipérbole
