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Triangles and Perimeter

Triangles and Perimeter
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2017-08-03 20:04
TriangleGeometric Construction
This example demonstrates how to construct triangles and calculate their perimeters using GeoGebra. Key math concepts include triangle properties, perimeter calculation, and geometric constructions involving points, line segments, and polygons. GeoGebra commands like If, Point, Polygon, and Segment are used to create and manipulate geometric elements. Suitable for middle school students and above for learning geometric constructions and perimeter calculations, as well as for mathematical teaching demonstrations.

GeoGebra Commands & Parameters

  1. If(A2 > 0, (A2, B2), 0) → C2
  2. If(A3 > 0, (A3, B3), 0) → C3
  3. If(A4 > 0, (A4, B4), " ") → C4
  4. If(A5 > 0, (A5, B5), " ") → C5
  5. If(A6 > 0, (A6, B6), " ") → C6
  6. If(A7 > 0, (A7, B7), " ") → C7
  7. If(A8 > 0, (A8, B8), " ") → C8
  8. If(A9 > 0, (A9, B9), " ") → C9
  9. If(A10 > 0, (A10, B10), " ") → C10
  10. If(A11 > 0, (A11, B11), " ") → C11
  11. If(A12 > 0, (A12, B12), " ") → C12
  12. If(A13 > 0, (A13, B13), " ") → C13
  13. If(A14 > 0, (A14, B14), " ") → C14
  14. If(A15 > 0, (A15, B15), " ") → C15
  15. If(A16 > 0, (A16, B16), " ") → C16
  16. If(A17 > 0, (A17, B17), " ") → C17
  17. If(A18 > 0, (A18, B18), " ") → C18
  18. If(A19 > 0, (A19, B19), " ") → C19
  19. If(A20 > 0, (A20, B20), " ") → C20
  20. If(A21 > 0, (A21, B21), " ") → C21
  21. If(A22 > 0, (A22, B22), " ") → C22
  22. If(A23 > 0, (A23, B23), " ") → C23
  23. If(A24 > 0, (A24, B24), " ") → C24
  24. If(A25 > 0, (A25, B25), " ") → C25
  25. If(A26 > 0, (A26, B26), " ") → C26
  26. If(A27 > 0, (A27, B27), " ") → C27
  27. If(A28 > 0, (A28, B28), " ") → C28
  28. If(A29 > 0, (A29, B29), " ") → C29
  29. If(A30 > 0, (A30, B30), " ") → C30
  30. If(A31 > 0, (A31, B31), " ") → C31
  31. If(A32 > 0, (A32, B32), " ") → C32
  32. If(A33 > 0, (A33, B33), " ") → C33
  33. If(A34 > 0, (A34, B34), " ") → C34
  34. If(A35 > 0, (A35, B35), " ") → C35
  35. Point(Circle[A, 1]) → B
  36. Polygon(A, B, 3) → poly1, g, h, i, C
  37. Point(Circle[D, 1]) → E
  38. Segment(D, E) → j
  39. Polygon(D, E, 3) → poly2, k, l, m, F
  40. Polygon((10.21504332640283, 18.917225779374085), (10.725582080558267, 18.05737103553335), 3) → poly5
  41. Polygon((7.363275011410328, 18.045590863047085), (8.363275011410328, 18.045590863047085), 3) → poly3
  42. Polygon((9.710638707472205, 18.03742981657482), (10.710638707472203, 18.03742981657482), 3) → poly4
  43. Polygon((12.681476461733965, 18.00499390541103), (13.681476461733965, 18.00499390541103), 3) → poly6
  44. Polygon((13.205685872259123, 18.86309650252601), (13.71622462641456, 18.003241758685274), 3) → poly7
  45. Polygon((13.724171026684221, 18.037429816574825), (14.724171026684221, 18.037429816574825), 3) → poly8
  46. Polygon((2.3257012257954934, 16.48140832121058), (2.8362399799509292, 15.621553577369845), 3) → poly9
  47. Polygon((2.342784583751115, 18.70867450443604), (3.342784583751115, 18.70867450443604), 3) → poly10
  48. Polygon((2.3257012257954934, 16.48140832121058), (2.8362399799509292, 15.621553577369845), 3) → poly11