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Outline
Circle Theorems (7 theorems)
GeoGebra Applets
Videos on Circle Theorems
Circle Theorems (7 theorems)
Author:
Elo-Kai
,
Andy Wain
,
Ronan Downes
Topic:
Angles
Table of Contents
GeoGebra Applets
Theorem #1 - Angle at the centre/circumference
Theorem #2 - Angle in a Semi-Circle
Theorem #3 - Angles on the same Arc
Theorem #4 - Angles in a Cyclic Quadrilateral
Theorem # 5 - Tangent to a Circle
Theorem #6 - Two Tangents to a Circle
Theorem #7 - Alternate Segment - Chord & Tangent
Videos on Circle Theorems
Theorem #1 Videos - Angles at Centre\Circumference
Theorem #2 Videos - Angles in a Semi-Circle
Theorem #3 Videos - Angles on the same Arc
Theorem #4 Videos - Cyclic Quadrilaterals
Theorems #5, 7, 8 - Tangents to a Circle
Theorem # 6 Videos - Alternate Segment
Next
Theorem #1 - Angle at the centre/circumference
New Resources
Isosceles Right Triangle
Congruent Sides & Angles in △s: Exploration
Congruent Figures
Perpendicular Lines: Quick Exploration
Right Triangle Inscribed in a Semicircle
Discover Resources
Geometry-6
Pythagoras property
Algebraic Notation of Transformations of the Plane
lesson 52 angle bisectors
Test 1
Discover Topics
Isosceles Triangles
Trapezoid
Interest Calculation
Exponential Functions
Cuboid
