Introduction to Deductive Geometry

Anthony OR 柯志明, 09/05/2017

Índice analítico

  1. Theorems related to Parallel Lines
    1. Angles related to parallel lines
    2. Angles related to parallel lines (Converses)
    3. Example 9.2
    4. Example 9.3
  2. Interior and Exterior Angles of Triangles
    1. Angle Sum of Triangle
    2. Exterior Angle of Triangle
    3. Example 9.4

1.

Theorems related to Parallel Lines

  • 1. Angles related to parallel lines
  • 2. Angles related to parallel lines (Converses)
  • 3. Example 9.2
  • 4. Example 9.3

1.1.

Angles related to parallel lines

Drag A, B, C or D so that AB // CD. What are the relationships between the corresponding angles, the alternate angles and the interior angles at the same side?
– Anthony OR 柯志明, Alex CHIK

1.2.

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1.3.

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1.4.

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2.

Interior and Exterior Angles of Triangles

  • 1. Angle Sum of Triangle
  • 2. Exterior Angle of Triangle
  • 3. Example 9.4

2.1.

Angle Sum of Triangle

– Anthony OR 柯志明

2.2.

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2.3.

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