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Outline
Circle Properties
Chord Properties
Tangent Properties
Angles of Circles
Secants
Circle Properties
Author:
jason0130
,
tinhel
,
Luci Howard
Use this applet to discover the properties of Circles!
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
三半圓間的相切圓(Codex╱2026.10.07)
畫出對稱圖形
Fibonacci Clock
近似值：有效數字
伊朗國旗 (Codex╱2026.10.07)
Discover Resources
閱讀鐘面及數字鐘（時和分）
正三角形內部一點
南女校徽外型
中點_圓_多邊形_軌跡
二项式定理
Discover Topics
Perimeter
Numbers
Boxplot
Histogram
Random Experiments
