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Trapezoid Construction by Jerry Yang

Trapezoid Construction by Jerry Yang
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2017-10-12 00:31
PolygonFunctionGeometric Construction
In collections M 333L F17 Constructions
This example demonstrates the construction of a trapezoid. Key mathematical concepts include geometric construction and polygons. Using GeoGebra commands such as Segment, Circle, and Intersect, the trapezoid is constructed step-by-step. Suitable for middle school and above students to learn geometric construction techniques.

GeoGebra Commands & Parameters

  1. Segment(A, B) → f
  2. Segment(C, D) → g
  3. Segment(E, F) → h
  4. Segment(G, H) → i
  5. Circle(I, Segment[E, F]) → c
  6. Point(c) → J
  7. Segment(I, J) → j
  8. Circle(I, f) → d
  9. Intersect(d, j, 1) → K
  10. Circle(J, i) → e
  11. Circle(K, g) → k
  12. Intersect(e, k, 2) → L
  13. Segment(I, L) → l
  14. Segment(K, L) → m
  15. Circle(K, Segment[K, L]) → p
  16. Intersect(p, j, 1) → M
  17. Circle(J, Radius[p]) → q
  18. Intersect(q, j, 1) → N
  19. Circle(N, Segment[M, L]) → r
  20. Intersect(q, r, 2) → R
  21. Ray(J, R) → n
  22. Segment(L, R) → s
  23. Polygon(I, L, R, J) → q1, i_1, l_1, r_1, j_1