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Outline
S5 geometry
Angle in the same segment
Angle at centre is twice the angle at the circumference v2
Angle in the semi circle
Perpendicular bisector of a chord passes through the centre.
Equal chords are equidistant from the centre of the circle
Congruent Chords and their Central Angles
Ang in the opps segment.
Exterior angle of a cyclic quadrilateral
Converse of angle in alternate segment
Angle between tangents from external point
S5 geometry
Author:
wong kwok
Angle in the same segment
Angle at centre is twice the angle at the circumference v2
Angle in the semi circle
Perpendicular bisector of a chord passes through the centre.
Equal chords are equidistant from the centre of the circle
Congruent Chords and their Central Angles
Ang in the opps segment.
Exterior angle of a cyclic quadrilateral
Converse of angle in alternate segment
Angle between tangents from external point
Next
Angle in the same segment
New Resources
球體建築師
找出對稱軸
三位數除以一位數（二）
GeoGebra笔记功能体验课件
兩組對邊相等和有直角的四邊形
Discover Resources
題 2
在釘點紙上畫垂直線
空間中兩點間的距離
多次分割平行四邊形
congruent (SSS) 5
Discover Topics
Ellipse
Kite
Orthocenter
Linear Functions
Numbers
