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Outline
Introduction to Deductive Geometry
Theorems related to Parallel Lines
Interior and Exterior Angles of Triangles
Introduction to Deductive Geometry
Author:
Anthony OR 柯志明
Topic:
Geometry
Table of Contents
Theorems related to Parallel Lines
Angles related to parallel lines
Angles related to parallel lines (Converses)
Example 9.2
Example 9.3
Interior and Exterior Angles of Triangles
Angle Sum of Triangle
Exterior Angle of Triangle
Example 9.4
Next
Angles related to parallel lines
New Resources
What Do You See?
Perpendicular Lines: Quick Exploration
What Do You See? (2)
Congruent Sides & Angles in △s: Exploration
Quadrant Illustrator
Discover Resources
Four basic forces acting on airplanes
Pair of Sides is Congruent and Parallel
Circle Theorem: Angles at Centre Theorem
Santa Claus flying along a function
Hanka 06
Discover Topics
Functions
Quadratic Functions
Reflection
Arithmetic Operations
Incircle or Inscribed Circle
