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GeoGebra Institute of Hong Kong
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    • Key Stage 2 (P4 − P6)
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      • 2.5 代數 Algebra
    • Key Stage 3 (S1 − S3)
      • 3.1 Number and Algebra 數與代數
      • 3.2 Measures, Shape & Space 度量、圖形與空間
      • 3.3 Data Handling 數據處理
    • Key Stage 4 (S4 − S6)
      • 4.1 Number and Algebra 數與代數
      • 4.2 Measures, Shape & Space 度量、圖形與空間
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GeoGebra Institute of Hong Kong

4.2 Measures, Shape & Space 度量、圖形與空間

Basic properties of circles 圓的基本性質

  • gMath: 圓的基本性質 | Basic Properties of Circles

  • Converses of Theorems on Circle Properties

  • Circles, angles and chords

Locus 軌跡

  • gMath: 軌跡 | Loci

  • 軌跡(教師版)

  • Upside Down?

Equations of straight lines and circles 直線與圓的方程

  • gMath: 直線方程 | Equation of Straight Lines

  • gMath: 圓的方程 | Equation of Circles

More about trigonometry 續三角

  • gMath: 續三角學 | More about Trigonometry

  • Defining Trigonometric Ratios

  • Trigonometric Graphs and the Unit Circle

  • Six Trigonometric Graphs and the Unit Circle

  • gMath: 續三角學的應用 | More about Applications of Trigonometry


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