formulas

sonom, Apr 5, 2014


  • 1. area of a triangle (sas)
  • 2. area of a quadrilateral
  • 3. area of a triangle-2
  • 4. Brahmagupta's formula
  • 5. quadratic formula
  • 6. Vieta's formulas
  • 7. an archimedes' formula
  • 8. coordinates-2 (distance)
  • 9. trig values of any angle
  • 10. 2x2 linear system (Cramer's rule)
  • 11. pythagorean theorem (proof)
  • 12. the intersept (thales) theorem
  • 13. triangle angle-sum theorem
  • 14. ptolemy's theorems
  • 15. triangle midpoint theorem
  • 16. regular polygons
  • 17. area of a circle
  • 18. sum of the interior angles of a n-gon
  • 19. right triangle trigonometry-2
  • 20. area of an equilateral triangle
  • 21. angle between secants
  • 22. quadratic function in any form
  • 23. law of cosines (proof)
  • 24. law of sines (proof)
  • 25. tangent-secant theorem
  • 26. secant-secant theorem
  • 27. chord theorem
  • 28. area of an ellipse
  • 29. polar form of a complex
  • 30. the nth roots of unity
  • 31. arc length (verification)
  • 32. pythagorean (verification)
  • 33. sphere in cylinder
  • 34. frustum of a right cone
  • 35. triangular numbers
  • 36. triangular numbers-1
  • 37. absolute value inequalities2
  • 38. absolute value inequalities1
  • 39. Area of Circles (3)
  • 40. pendulum
  • 41. fractional exponents
  • 42. Sum of the Cubes
  • 43. cube of a binomial
  • 44. binomial formula
  • 45. difference of two squares
  • 46. the sum of the first n odd
  • 47. temperature

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area of a triangle (sas)

area of a triangle (sas)
– sonom

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