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Trapezoid Area Calculation by Brittney Flores

Trapezoid Area Calculation by Brittney Flores
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2018-04-27 23:43
PolygonGeometric Construction
This example demonstrates how to dynamically calculate the area of a trapezoid using GeoGebra. It involves core mathematical concepts such as the area formula of a trapezoid and geometric construction. Key GeoGebra commands used include Segment, Point to create vertices, define side lengths a, b, heights h_1, h_2, and calculate the area. Suitable for middle school students and above to learn geometric area calculation methods.

GeoGebra Commands & Parameters

  1. Segment(A, B) → a
  2. Segment(A, C) → g
  3. Segment(B, D) → h_1
  4. Segment(C, D) → b
  5. Segment(E, F) → h_2
  6. Segment(F, G) → b_2
  7. Segment(E, H) → a_2
  8. Segment(H, G) → m
  9. Point(b) → I
  10. Segment(A, I) → h