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Chords in a Circle

Chords in a Circle
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2019-02-20 19:13
CircleTrigonometryGeometric Construction
This example demonstrates the construction of chords and related angles within a circle. It involves core mathematical concepts such as trigonometry, properties of circles, and the relationship between chords and central angles. The construction uses GeoGebra commands and objects like Circle, Point, Segment, and Angle. Suitable for high school students learning geometric constructions and trigonometric functions.

GeoGebra Commands & Parameters

  1. Circle(O, 60) → c
  2. Point(c) → B
  3. Segment(O, A) → f
  4. Segment(O, B) → g
  5. Segment(B, A) → chord
  6. Angle(A, O, B) → α