Pentagonal Pyramid by Juan Ortiz DONGERLORD

Pentagonal Pyramid by Juan Ortiz DONGERLORD
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2016-05-14 02:09
This example demonstrates the construction of a pentagonal pyramid. It involves key concepts in polygons and solid geometry. Using GeoGebra commands such as Polygon, Pyramid, Net, and PointIn, the base and sides of the pyramid can be constructed. Suitable for middle school and above students or teachers for teaching or self-study.

GeoGebra Commands & Parameters

  1. Polygon(A, B, 5) → poly1, f, g, h, i, j, C, D, E
  2. Pyramid(poly1, b) → c, G, edgeDG, edgeEG, faceABG, faceBCG, faceCDG, faceDEG, faceAEG, edgeAG, edgeBG, edgeCG
  3. Net(c, a) → d, F, P, faceFHIJK, faceFHL, faceHIM, faceIJN, faceJKO, faceFKP, edgeFH, edgeHI, edgeIJ, H, edgeJK, edgeFK, edgeFL, edgeHL, edgeHM, edgeIM, edgeIN, edgeJN, edgeJO, edgeKO, I, edgeKP, edgeFP, J, K, L, M, N, O
  4. PointIn(faceJKO) → PointfaceJKO
  5. PointIn(faceIJN) → PointfaceIJN
  6. PointIn(faceFHIJK) → PointfaceFHIJK
  7. PointIn(faceFKP) → PointfaceFKP
  8. PointIn(faceFHL) → PointfaceFHL
  9. PointIn(faceHIM) → PointfaceHIM