Search
GeoGebra
  • Home
  • Resources
  • Profile
  • Classroom
  • App Downloads

Eratosthenes Earth

Author:cpkear
Image
5,000 stadia = about 500 miles
His error would have been less than 2 percent off the actual Earth’s circumference of 24,860 miles

New Resources

  • seo tool
  • bewijs stelling van Pythagoras
  • Untitled
  • random coprime pairs
  • apec

Discover Resources

  • Lab Question 3 Graph
  • Isosceles Triangle in Circle
  • Quiz 1.11, 1.12 1
  • Area of Composite Figures and Circles
  • Ray Tracing with Curved Mirrors

Discover Topics

  • Pie Chart or Circle Chart
  • Normal Distribution
  • Division
  • Sine
  • Arithmetic
AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2025 GeoGebra®