pictures

sonom


  • 1. Fibonacci spiral
  • 2. modern teacher
  • 3. a math trick-3
  • 4. measuring van gogh's cypress
  • 5. the golden ratio (and aphrodite's phi)
  • 6. tux walks up and down...
  • 7. solve the equation
  • 8. find the tan(φ)
  • 9. area of a circle-1
  • 10. area of a circle
  • 11. quadratic formula
  • 12. Vieta's formulas
  • 13. components of a force
  • 14. find the angles
  • 15. find the angle
  • 16. sum of the interior angles of a n-gon
  • 17. locating reals on a number line
  • 18. adding and subtracting integers
  • 19. trammel of archimedes
  • 20. regular star polygons
  • 21. Христос Bоскресе!
  • 22. rolling coin paradox
  • 23. circles of a regular n-gon
  • 24. a multiplication table
  • 25. fractional exponents
  • 26. tangram puzzle-1
  • 27. newton's disk
  • 28. fraction to decimal
  • 29. rolling two dice-1
  • 30. rolling a dice
  • 31. egyptian system of numeration
  • 32. the height of the pyramid

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Fibonacci spiral

Fibonacci spiral
– sonom

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資訊