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Ellipse by Jonathan Holland

Ellipse by Jonathan Holland
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2018-01-31 08:48
Coordinate GeometryGeometric Construction
This example demonstrates the geometric construction of an ellipse. Key mathematical concepts include the definition and properties of an ellipse. Using GeoGebra commands such as Intersect, Circle, and Point, the process of generating an ellipse is dynamically shown. Suitable for high school mathematics education and learning.

GeoGebra Commands & Parameters

  1. Intersect(xAxis, yAxis) → A
  2. Circle(A, a) → c
  3. Circle(A, b) → d
  4. Point(d) → C'
  5. Intersect(d, yAxis, 2) → D
  6. Intersect(c, yAxis, 2) → E
  7. Intersect(d, xAxis, 2) → G
  8. Intersect(c, xAxis, 2) → H
  9. Intersect(c, yAxis, 1) → I
  10. Intersect(d, yAxis, 1) → J
  11. Segment(A, C') → g
  12. Intersect(f, g, 1) → F