Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

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

    Circle Properties

    Author:jason0130, 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
      • Angle Properties of Circles - Property 2
    • Secants

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

    New Resources

    • Claude 解幾何題
    • 直角坐標平面上的旋轉變換
    • 兩組對邊相等和有直角的四邊形
    • 美國國旗 (Claude 版)
    • 算柱 (兩位數)

    Discover Resources

    • Locus 軌跡(2T)
    • 三角形內部一點問題
    • 到原點的距離為整數值的副本
    • Triangle
    • 幂函数

    Discover Topics

    • Diagrams
    • Stochastic Process or Random Process
    • Real Numbers
    • Random Experiments
    • Square
    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

    © 2026 GeoGebra®