ratio

sonom


  • 1. a definition of conics (directrix)
  • 2. ratio of areas-1
  • 3. right triangle trigonometry-2
  • 4. regular polygons-1
  • 5. right triangle trigonometry-1
  • 6. the golden ratio
  • 7. ptolemy's theorems
  • 8. find the slope
  • 9. areas of similar triangles
  • 10. όμοιες ελλείψεις
  • 11. measuring van gogh's cypress
  • 12. pythagorean and galileo's law
  • 13. the angle bisector theorems
  • 14. trig values of any angle
  • 15. the golden ratio (and aphrodite's phi)
  • 16. approximating pi
  • 17. ratio of areas-2
  • 18. division of a segment
  • 19. an apollonian circle
  • 20. law of sines (proof)
  • 21. yin-yang
  • 22. the famous "1/7" triangle
  • 23. right triangle trigonometry-2
  • 24. approximating pi...
  • 25. the golden ratio and aphrodite's phi
  • 26. right triangle trigonometry
  • 27. circumference of circles-1

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a definition of conics (directrix)

a definition of conics (directrix)
– sonom

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