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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
【案例】2013年安徽高考15题
柱體建築師
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
球體建築師
Discover Resources
math1
斯霍滕(Schooten)定理(與角平分線定理等價)
立方體與平面截痕１
直線排列 4
拋物線有範圍限制的極值
Discover Topics
Quadratic Functions
Isosceles Triangles
Arithmetic Operations
Centroid or Barycenter
Statistics
