Paper Models of Right Triangles

Paper Models of Right Triangles
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2017-08-31 16:45
This example demonstrates paper models of right triangles. It involves the basic properties of right triangles and geometric construction. Using GeoGebra commands such as Polygon, Distance, Midpoint, etc., a right triangle model can be constructed. Suitable for middle school and above students to learn about right triangles.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C, D) → poly1, a, b, c, d
  2. Distance(c, a) → e
  3. Distance(b, d) → f
  4. Polygon(E, F, G, H) → poly2, e_1, f_1, g, h
  5. Distance(g, e_1) → i
  6. Polygon(H, G, 3) → poly3, j, k, l, I
  7. Midpoint(e_1) → J
  8. OrthogonalLine(I, g) → m
  9. Intersect(m, g) → K
  10. Segment(I, K) → n
  11. Point(Circle[E, 3.69]) → L
  12. Segment(E, L) → p
  13. Line(L, g) → q
  14. Intersect(q, f_1) → M
  15. Segment(M, F) → r
  16. Distance(r, f_1) → o
  17. Polygon(J, E, L) → poly4, l_1, j_1, e_2
  18. Polygon(J, F, M) → poly5, m_1, j_2, f_2
  19. Polygon(A, C, D) → poly6, d_1, a_1, c_1
  20. Polygon(A, B, C) → poly7, c_2, a_2, b_1