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Contenuti

  1. Sundials
    1. Sundials / Zonnewijzers
    2. Astrolabes
    3. Buitenman

    Sundials

    Autore:Henk Hietbrink
    This is my public GeoGebra book on sundials and astrolabes. Henk Hietbrink http://www.henkhietbrink.nl/
    Sundials

    Sommario

    • Sundials / Zonnewijzers

      • Horizontal sundial (for any latitude)
      • Most important angles in the Celestial Sphere
      • Angle at Sunrise
      • Sundail Ibn Tulun
      • Declinerende verticale zonnewijzer
      • Sundial Geometrical Construction
      • Altitude of the sun
      • Analemmatische Zonnewijzer
    • Astrolabes

      • Astrolabe and Stereographic Projection
    • Buitenman

      • De klok van den Buitenman
    Successivo
    Horizontal sundial (for any latitude)

    Nuove risorse

    • Focus and Directrix
    • Perimeter of Rectangle
    • Fractal Tétraèdre. Dilatation -1/2 centre triangles
    • apec
    • z`]]

    Scopri le risorse

    • jim v2
    • Astroid
    • Graphs of functions of two variables (Version 3)
    • rotation about origin
    • WJEC A2 U4 2018 Qu. 10

    Scopri gli argomenti

    • Parallelogrammi
    • Quadrilateri
    • Simmetrie
    • Mediana
    • Equazioni lineari
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