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Area with Unit Squares

Area with Unit Squares
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2016-03-23 02:05
Polygon
In collections Area/Perimeter Area Lessons
This example demonstrates how to measure the area of irregular shapes using a single unit square. Key math concepts include area, unit square, geometric measurement, arithmetic mean, continuity, geometric transformations, and standard deviation. It is constructed using GeoGebra commands like Polygon and Segment, involving objects such as A, B, C, D, poly1, a, b, c, d, text1, E, F, e, G, f, H, g, h, I, J, i, K, j, L, k, l, M, N, m, O, n, P, p, Q, q, R, r, s, S, T. Suitable for middle school students and above to explore geometric area calculation, transformations, and probability & statistics concepts.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C, D) → poly1, a, b, c, d
  2. Segment(E, F) → e
  3. Segment(F, G) → f
  4. Segment(G, H) → g
  5. Segment(H, E) → h
  6. Segment(I, J) → i
  7. Segment(J, K) → j
  8. Segment(K, L) → k
  9. Segment(L, I) → l
  10. Segment(M, N) → m
  11. Segment(N, O) → n
  12. Segment(O, P) → p
  13. Segment(P, Q) → q
  14. Segment(Q, R) → r
  15. Segment(R, M) → s
  16. Segment(S, T) → t
  17. Segment(T, U) → a_1
  18. Segment(U, V) → b_1
  19. Segment(V, W) → c_1
  20. Segment(W, Z) → d_1
  21. Segment(Z, A_1) → e_1
  22. Segment(A_1, B_1) → f_1
  23. Segment(B_1, S) → g_1