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

    Sundials

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

    Indholdsfortegnelse

    • 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
    Næste
    Horizontal sundial (for any latitude)

    Nye Materialer

    • Function art 3D - waiting shed (v2)
    • Function Art 3D - Flower
    • Pythagorean Theorem: Quick Illustrator
    • What Do You See? (2)
    • အခြေခံ data အခေါ်အဝေါ်များ

    Opdag Ressourcer

    • Matrix 2 - oefening 789c
    • Ângulos definidos por uma secante em duas retas
    • Bentley Triangle Orthocenter
    • T11aP199
    • Missing Complementary Angle

    Udforsk emner

    • Randomiserede variables
    • Multiplikation
    • Rotation
    • Funktioner
    • Parallelogram
    OmPartnereHelp Center
    ServicevilkårPrivatlivLicens
    GraftegnerMatematikværktøjssuiteCommunity Resourcer

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