Chapter 07

Section 7.2: Polygons and Angles

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7.2 Outline

  1. Angles
    1. vertex (pl. vertices)
    2. angle
    3. notation for angles
    4. equal angles
    5. degree
    6. classifications
      1. acute
      2. right
      3. obtuse
      4. straight
    7. congruent angles
    8. complementary angles
    9. supplementary angles
    10. adjacent angles
    11. vertical angles
  2. Polygons
    1. definition
    2. regular polygon
    3. classifications
    4. quadrilateral
      1. classification
      2. trapezoid
      3. parallelogram
      4. rhombus
      5. rectangle
      6. square
… See the whole entry

Section 7.1: Geometry

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7.1 Outline

  1. Greek (Euclidean) geometry
    1. undefined terms
      1. point
      2. line
      3. plane
      4. surface
    2. categories
      1. traditional (Euclidean) geometry
      2. transformational geometry
    3. Euclid’s postulates
      1. postulate
      2. axiom
      3. theorem
      4. five postulates
    4. parallel lines
    5. non-Euclidean geometries
    6. straightedge
    7. line segment
    8. congruent figures
    9. construct a figure
      1. construct a circle
      2. construct
… See the whole entry