Surface Area of Cube and Cuboid by IT for Change

Surface Area of Cube and Cuboid by IT for Change
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2018-05-17 19:49
This example demonstrates the surface area calculation of a cube and cuboid. Key mathematical concepts include area, cube, cuboid, arithmetic mean, and arithmetic operations. Using GeoGebra commands such as Vector, Translate, Polygon, etc., the process of calculating surface area is dynamically illustrated. Suitable for middle and high school students learning geometry and area calculation.

GeoGebra Commands & Parameters

  1. Vector(A, B) → u
  2. Vector(A, C) → v
  3. Vector(A, D) → w
  4. Translate(E, Vector[(height * u)]) → E'
  5. Vector(E, E') → z
  6. Translate(E, Vector[(width * w)]) → E'_1
  7. Translate(E, Vector[(length * v)]) → E'_2
  8. Translate(E'_2, Vector[(height * u)]) → F
  9. Translate(E'_1, Vector[(height * u)]) → G
  10. Polygon(F, E'_2, E, E') → poly1, f, e'_2, e, e'
  11. Polygon(E, E'_1, G, E') → poly2, e_1, e'_1, g, e'_3
  12. Line(F, g) → d
  13. Line(G, e') → h
  14. Intersect(d, h) → H
  15. Polygon(F, E', G, H) → poly3, f_1, e'_4, g_1, h_1
  16. Polygon(J, I, K, L) → poly4, j, i, k, l
  17. Polygon(N, J, I, M) → poly5, n, j_1, i_1, m
  18. Polygon(N, P, O, M) → poly6, n_1, p, o, m_1
  19. Polygon(Q, R, N, J) → poly7, q, r, n_2, j_2
  20. Polygon(T, S, I, M) → poly8, t, s, i_2, m_2
  21. Polygon(V, U, O, P) → poly9, v_1, u_1, o_1, p_1
  22. Midpoint(e'_2) → W
  23. Midpoint(e_1) → Z
  24. Midpoint(e'_1) → A_1
  25. Midpoint(v_1) → B_1
  26. Midpoint(u_1) → C_1
  27. Midpoint(o) → D_1
  28. Midpoint(m_2) → E_1
  29. Midpoint(t) → F_1