Circles and Angles

Norm Prokup, 2020/06/11

The geometry of circles and the angles formed by their radii, diameters, chords, secants and tangents.

目次

  1. Circle. Circle and Point. Circle and a Line
    1. Elements of a Circle
    2. Circle and a Line
  2. Relative Positions of Two Circles
    1. Length of the Central Segment of Two Circles

1.

Circle. Circle and Point. Circle and a Line

[list] [*] Notation and terminology. [*] Number of intersections of a line and a circle. [*] Secant lines. [*] Diameter perpendicular to a chord [*] Diameter that bisects a chord [/list]

  • 1. Elements of a Circle
  • 2. Circle and a Line

1.1.

Elements of a Circle

– Norm Prokup

1.2.

–

2.

Relative Positions of Two Circles

  • 1. Length of the Central Segment of Two Circles

2.1.

Length of the Central Segment of Two Circles

– Norm Prokup

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