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Trapezoid Area and Perimeter Practice

Trapezoid Area and Perimeter Practice
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2016-03-29 08:56
PolygonCoordinate GeometryGeometric Construction
This example demonstrates how to calculate the area and perimeter of randomly generated trapezoids. It involves core math concepts like trapezoid area formulas, perimeter calculation, and geometric construction. GeoGebra commands/objects used include Line, OrthogonalLine, Intersect, Segment, Polygon, Textfield. Suitable for middle school students and above for practicing geometric calculations and software skills.

GeoGebra Commands & Parameters

  1. Line(A, B) → d
  2. OrthogonalLine(C, d) → a
  3. Intersect(d, a) → G
  4. Segment(C, G) → b
  5. Polygon(A, B, D, C) → poly1, a_1, b_1, d_1, c
  6. Textfield(GetArea) → InputBox1
  7. Textfield(GetPerimeter) → InputBox2