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Area of a Parallelogram by Mr Andon

Area of a Parallelogram by Mr Andon
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2015-09-06 11:53
PolygonGeometric Construction
This example demonstrates how to calculate the area of a parallelogram using geometric construction. Key concepts include the properties and area formula of a parallelogram. GeoGebra commands such as Segment, Circle, and Point are used to construct the figure. Suitable for middle school and above students learning geometry.

GeoGebra Commands & Parameters

  1. Segment(A, B) → a
  2. Circle(A, n) → c
  3. Point(c) → C
  4. OrthogonalLine(C, a) → b
  5. Line(C, a) → d
  6. Segment(C, A) → e
  7. Line(B, e) → f
  8. Intersect(d, f) → D
  9. Polygon(A, C, D, B) → poly1, a_1, c_1, d_1, b_1
  10. Line(A, B) → g
  11. Intersect(b, g) → E
  12. Segment(C, E) → h

AI Drawing Prompt Reference

Draw a parallelogram and calculate its area. Start by drawing two parallel line segments AB and CD. Then, draw a perpendicular line from point C to AB, intersecting at point D. Next, connect points A and C, and B and D to form the parallelogram ABCD. Finally, draw the diagonal AC and mark the sides and diagonals of the parallelogram.
The prompt above was compiled from the original drawing commands and is for reference only.