Search
Google Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Circle Properties
    1. Chord Properties
    2. Tangent Properties
    3. Angles of Circles
    4. Secants

    Circle Properties

    Author:Paulette Sokolowski, tinhel, Luci Howard
    Use this applet to discover the properties of Circles!
    Circle Properties

    Table of Contents

    • Chord Properties

      • Central Angles and Chords of Circles
      • Perpendicular Lines to Chords of Circles
      • Perpendicular Bisector of a Chord of a Circle
    • Tangent Properties

      • Point of Tangency
      • Tangent Segments
    • Angles of Circles

      • Inscribed Angles
      • Inscribed Angles Intercepting the Same Arc
      • Inscribed Angles of a Semicircle
      • Cyclic Quadrilaterals
      • Parallel Lines and Intercepted Arcs
    • Secants

      • Intersecting Secants Outside of a Circle
      • Angles Formed By Intersecting Chords
    Next
    Central Angles and Chords of Circles

    New Resources

    • apec
    • רישום חופשי
    • 分數化百分數:練習
    • Limaçons
    • Astroid

    Discover Resources

    • EmmaS_LadaS_Part3_VerticalGraph
    • Quintuple pendulum
    • الاعمدة الثلاثة : المدرّس شادي سمعان
    • Brady_GeogebraProject1_1
    • Understanding conic

    Discover Topics

    • Mode
    • Mathematics
    • Reflection
    • Rational Numbers
    • Planes
    AboutPartnersHelp Center
    Terms of ServicePrivacyLicense
    Graphing CalculatorCalculator SuiteMath Resources

    Download our apps here:

    Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

    © 2025 GeoGebra®