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  1. For Debating "Flat Earthers"
    1. Simulate Low-Altitude Photo of Horizon of Sphere
    2. Curvature of Earth's Sea-Level Horizon, to Scale
    3. See how horizon varies with viewer's altitude
    4. Formula for "Obstructed Height" on a Sphere

For Debating "Flat Earthers"

Egilea:JimSmithInChiapas
Gaia:Trigonometria
The growth of the "Flat Earth" movement is a troubling development. The resources in this book will help you to refute their claims that involve (or ignore!) geometry.

  • Simulate Low-Altitude Photo of Horizon of Sphere

  • Curvature of Earth's Sea-Level Horizon, to Scale

  • See how horizon varies with viewer's altitude

  • Formula for "Obstructed Height" on a Sphere

Hurrengoa
Simulate Low-Altitude Photo of Horizon of Sphere

Baliabide berriak

  • Geometric linkage
  • Untitled
  • Dividing a 2-digit number by a 1-digit number (1)
  • GeoGebra Notes
  • Dividing a 2-digit number by a 1-digit number (2)

Aurkitu Baliabideak

  • Unit Circle and Cosine Graph
  • GP Sign 2
  • Triangle Construction
  • Šestkotnik percepcije
  • soft hyperboloid (16pt 4shift)

Aurkitu Gaiak

  • Zirkunferentzia Goniometrikoa
  • Funtzio Linealak
  • Poligonoak
  • Zenbaki Konplexuak
  • Puntu Bereziak
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