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  1. Geometry of Circles
    1. Chapter 11 Basic Properties of Circles
    2. Chapter 12 Tangents to Circles

    Geometry of Circles

    Author:Hlho
    Topic:Circle, Geometry
    Book 4B Chapter 11-12
    Geometry of Circles

    Table of Contents

    • Chapter 11 Basic Properties of Circles

      • Theorem 1.1 - 1.3 (Chords of circles)
      • Theorem 1.4-1.5 Distances between Chords and Centre
      • Theorem 1.6 Angle at Centre Twice Angle at Circumference
      • Theorem 1.9 Angles in the same segment
      • Theorem 1.10-1.15 Relationships among Chords, Arcs and Angles
      • Theorem 1.18 Opp Angles, Cyclic Quad
      • Theorem 1.19 ext. angle, cyclic quad.
      • Theorem 1.20-1.23 Tests of Concyclic Points
    • Chapter 12 Tangents to Circles

      • Theorem 2.1 Tangent perpendicular to Radius
      • Theorem 2.4 Tangent Properties
      • Theorem 2.5 Angles in alternate segment
    Next
    Theorem 1.1 - 1.3 (Chords of circles)

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